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Finding the Fourth Proportional to 546,508.22, 754,059.98 and 317,104.07

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Solution

The fourth proportional to 546,508.22, 754,059.98 and 317,104.07 is: 437,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,508.22 : 754,059.98 = 317,104.07 : x
  2. Step 2: Convert to fraction form
    546,508.22/754,059.98 = 317,104.07/x
  3. Step 3: Cross multiply
    546,508.22x = 754,059.98 × 317,104.07
  4. Step 4: Simplify right side
    546,508.22x = 239,115,485,704.58
  5. Step 5: Solve for x
    x = 239,115,485,704.58/546,508.22
  6. Step 6: Final answer
    x = 437,533.20

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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.