Home / 901,487.67-1,244,053.08-493,589.58

Finding the Fourth Proportional to 901,487.67, 1,244,053.08 and 493,589.58

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Solution

The fourth proportional to 901,487.67, 1,244,053.08 and 493,589.58 is: 681,153.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,487.67 : 1,244,053.08 = 493,589.58 : x
  2. Step 2: Convert to fraction form
    901,487.67/1,244,053.08 = 493,589.58/x
  3. Step 3: Cross multiply
    901,487.67x = 1,244,053.08 × 493,589.58
  4. Step 4: Simplify right side
    901,487.67x = 614,051,637,254.91
  5. Step 5: Solve for x
    x = 614,051,637,254.91/901,487.67
  6. Step 6: Final answer
    x = 681,153.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.