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Finding the Fourth Proportional to 500,347.92, 749,243.09 and 275,461.14

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Solution

The fourth proportional to 500,347.92, 749,243.09 and 275,461.14 is: 412,487.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,347.92 : 749,243.09 = 275,461.14 : x
  2. Step 2: Convert to fraction form
    500,347.92/749,243.09 = 275,461.14/x
  3. Step 3: Cross multiply
    500,347.92x = 749,243.09 × 275,461.14
  4. Step 4: Simplify right side
    500,347.92x = 206,387,355,708.52
  5. Step 5: Solve for x
    x = 206,387,355,708.52/500,347.92
  6. Step 6: Final answer
    x = 412,487.69

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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.