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Finding the Fourth Proportional to 500,346.92, 749,241.60 and 275,460.14

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Solution

The fourth proportional to 500,346.92, 749,241.60 and 275,460.14 is: 412,486.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,346.92 : 749,241.60 = 275,460.14 : x
  2. Step 2: Convert to fraction form
    500,346.92/749,241.60 = 275,460.14/x
  3. Step 3: Cross multiply
    500,346.92x = 749,241.60 × 275,460.14
  4. Step 4: Simplify right side
    500,346.92x = 206,386,196,869.95
  5. Step 5: Solve for x
    x = 206,386,196,869.95/500,346.92
  6. Step 6: Final answer
    x = 412,486.19

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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.