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Finding the Fourth Proportional to 567,854.60, 851,474.70 and 235,464.20

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Solution

The fourth proportional to 567,854.60, 851,474.70 and 235,464.20 is: 353,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,854.60 : 851,474.70 = 235,464.20 : x
  2. Step 2: Convert to fraction form
    567,854.60/851,474.70 = 235,464.20/x
  3. Step 3: Cross multiply
    567,854.60x = 851,474.70 × 235,464.20
  4. Step 4: Simplify right side
    567,854.60x = 200,491,809,055.74
  5. Step 5: Solve for x
    x = 200,491,809,055.74/567,854.60
  6. Step 6: Final answer
    x = 353,068.92

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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.