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Finding the Fourth Proportional to 591,690.08, 816,438.48 and 337,046.24

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Solution

The fourth proportional to 591,690.08, 816,438.48 and 337,046.24 is: 465,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,690.08 : 816,438.48 = 337,046.24 : x
  2. Step 2: Convert to fraction form
    591,690.08/816,438.48 = 337,046.24/x
  3. Step 3: Cross multiply
    591,690.08x = 816,438.48 × 337,046.24
  4. Step 4: Simplify right side
    591,690.08x = 275,177,519,875.32
  5. Step 5: Solve for x
    x = 275,177,519,875.32/591,690.08
  6. Step 6: Final answer
    x = 465,070.36

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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.