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Finding the Fourth Proportional to 461,001.60, 636,166.49 and 254,278.18

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Solution

The fourth proportional to 461,001.60, 636,166.49 and 254,278.18 is: 350,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,001.60 : 636,166.49 = 254,278.18 : x
  2. Step 2: Convert to fraction form
    461,001.60/636,166.49 = 254,278.18/x
  3. Step 3: Cross multiply
    461,001.60x = 636,166.49 × 254,278.18
  4. Step 4: Simplify right side
    461,001.60x = 161,763,256,141.13
  5. Step 5: Solve for x
    x = 161,763,256,141.13/461,001.60
  6. Step 6: Final answer
    x = 350,895.22

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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.