Home / 907,344.03-1,252,125.23-499,437.15

Finding the Fourth Proportional to 907,344.03, 1,252,125.23 and 499,437.15

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Solution

The fourth proportional to 907,344.03, 1,252,125.23 and 499,437.15 is: 689,218.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,344.03 : 1,252,125.23 = 499,437.15 : x
  2. Step 2: Convert to fraction form
    907,344.03/1,252,125.23 = 499,437.15/x
  3. Step 3: Cross multiply
    907,344.03x = 1,252,125.23 × 499,437.15
  4. Step 4: Simplify right side
    907,344.03x = 625,357,856,314.30
  5. Step 5: Solve for x
    x = 625,357,856,314.30/907,344.03
  6. Step 6: Final answer
    x = 689,218.02

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Double scale
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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.