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Finding the Fourth Proportional to 461,165.04, 636,549.88 and 270,240.48

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Solution

The fourth proportional to 461,165.04, 636,549.88 and 270,240.48 is: 373,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,165.04 : 636,549.88 = 270,240.48 : x
  2. Step 2: Convert to fraction form
    461,165.04/636,549.88 = 270,240.48/x
  3. Step 3: Cross multiply
    461,165.04x = 636,549.88 × 270,240.48
  4. Step 4: Simplify right side
    461,165.04x = 172,021,545,115.14
  5. Step 5: Solve for x
    x = 172,021,545,115.14/461,165.04
  6. Step 6: Final answer
    x = 373,015.15

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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.