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Finding the Fourth Proportional to 500,613.89, 750,395.96 and 234,149.81

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Solution

The fourth proportional to 500,613.89, 750,395.96 and 234,149.81 is: 350,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,613.89 : 750,395.96 = 234,149.81 : x
  2. Step 2: Convert to fraction form
    500,613.89/750,395.96 = 234,149.81/x
  3. Step 3: Cross multiply
    500,613.89x = 750,395.96 × 234,149.81
  4. Step 4: Simplify right side
    500,613.89x = 175,705,072,164.01
  5. Step 5: Solve for x
    x = 175,705,072,164.01/500,613.89
  6. Step 6: Final answer
    x = 350,979.22

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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.