Home / 738,811.35-1,108,279.92-233,237.10

Finding the Fourth Proportional to 738,811.35, 1,108,279.92 and 233,237.10

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Solution

The fourth proportional to 738,811.35, 1,108,279.92 and 233,237.10 is: 349,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,811.35 : 1,108,279.92 = 233,237.10 : x
  2. Step 2: Convert to fraction form
    738,811.35/1,108,279.92 = 233,237.10/x
  3. Step 3: Cross multiply
    738,811.35x = 1,108,279.92 × 233,237.10
  4. Step 4: Simplify right side
    738,811.35x = 258,491,994,529.03
  5. Step 5: Solve for x
    x = 258,491,994,529.03/738,811.35
  6. Step 6: Final answer
    x = 349,875.51

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Double scale
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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.