Home / 757,387.76-1,045,287.60-435,097.16

Finding the Fourth Proportional to 757,387.76, 1,045,287.60 and 435,097.16

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Solution

The fourth proportional to 757,387.76, 1,045,287.60 and 435,097.16 is: 600,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,387.76 : 1,045,287.60 = 435,097.16 : x
  2. Step 2: Convert to fraction form
    757,387.76/1,045,287.60 = 435,097.16/x
  3. Step 3: Cross multiply
    757,387.76x = 1,045,287.60 × 435,097.16
  4. Step 4: Simplify right side
    757,387.76x = 454,801,666,143.22
  5. Step 5: Solve for x
    x = 454,801,666,143.22/757,387.76
  6. Step 6: Final answer
    x = 600,487.21

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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.