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Finding the Fourth Proportional to 471,269.60, 650,332.62 and 256,410.52

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Solution

The fourth proportional to 471,269.60, 650,332.62 and 256,410.52 is: 353,835.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,269.60 : 650,332.62 = 256,410.52 : x
  2. Step 2: Convert to fraction form
    471,269.60/650,332.62 = 256,410.52/x
  3. Step 3: Cross multiply
    471,269.60x = 650,332.62 × 256,410.52
  4. Step 4: Simplify right side
    471,269.60x = 166,752,125,267.16
  5. Step 5: Solve for x
    x = 166,752,125,267.16/471,269.60
  6. Step 6: Final answer
    x = 353,835.95

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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.