Home / 638,446.12-954,845.52-567,864.34

Finding the Fourth Proportional to 638,446.12, 954,845.52 and 567,864.34

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Solution

The fourth proportional to 638,446.12, 954,845.52 and 567,864.34 is: 849,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,446.12 : 954,845.52 = 567,864.34 : x
  2. Step 2: Convert to fraction form
    638,446.12/954,845.52 = 567,864.34/x
  3. Step 3: Cross multiply
    638,446.12x = 954,845.52 × 567,864.34
  4. Step 4: Simplify right side
    638,446.12x = 542,222,721,016.76
  5. Step 5: Solve for x
    x = 542,222,721,016.76/638,446.12
  6. Step 6: Final answer
    x = 849,285.01

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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.