Home / 746,449.77-1,119,674.67-247,813.77

Finding the Fourth Proportional to 746,449.77, 1,119,674.67 and 247,813.77

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Solution

The fourth proportional to 746,449.77, 1,119,674.67 and 247,813.77 is: 371,720.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,449.77 : 1,119,674.67 = 247,813.77 : x
  2. Step 2: Convert to fraction form
    746,449.77/1,119,674.67 = 247,813.77/x
  3. Step 3: Cross multiply
    746,449.77x = 1,119,674.67 × 247,813.77
  4. Step 4: Simplify right side
    746,449.77x = 277,470,801,146.21
  5. Step 5: Solve for x
    x = 277,470,801,146.21/746,449.77
  6. Step 6: Final answer
    x = 371,720.66

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Half scale
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Double scale
Find fourth proportional to 746,450.77, 1,119,676.17 and 247,814.77
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.