Home / 666,932.60-1,001,468.10-617,814.20

Finding the Fourth Proportional to 666,932.60, 1,001,468.10 and 617,814.20

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Solution

The fourth proportional to 666,932.60, 1,001,468.10 and 617,814.20 is: 927,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,932.60 : 1,001,468.10 = 617,814.20 : x
  2. Step 2: Convert to fraction form
    666,932.60/1,001,468.10 = 617,814.20/x
  3. Step 3: Cross multiply
    666,932.60x = 1,001,468.10 × 617,814.20
  4. Step 4: Simplify right side
    666,932.60x = 618,721,213,027.02
  5. Step 5: Solve for x
    x = 618,721,213,027.02/666,932.60
  6. Step 6: Final answer
    x = 927,711.76

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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.