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Finding the Fourth Proportional to 632,606.38, 872,975.14 and 360,761.87

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Solution

The fourth proportional to 632,606.38, 872,975.14 and 360,761.87 is: 497,839.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,606.38 : 872,975.14 = 360,761.87 : x
  2. Step 2: Convert to fraction form
    632,606.38/872,975.14 = 360,761.87/x
  3. Step 3: Cross multiply
    632,606.38x = 872,975.14 × 360,761.87
  4. Step 4: Simplify right side
    632,606.38x = 314,936,145,250.45
  5. Step 5: Solve for x
    x = 314,936,145,250.45/632,606.38
  6. Step 6: Final answer
    x = 497,839.03

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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.