Home / 668,126.30-1,001,023.05-574,814.30

Finding the Fourth Proportional to 668,126.30, 1,001,023.05 and 574,814.30

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Solution

The fourth proportional to 668,126.30, 1,001,023.05 and 574,814.30 is: 861,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,126.30 : 1,001,023.05 = 574,814.30 : x
  2. Step 2: Convert to fraction form
    668,126.30/1,001,023.05 = 574,814.30/x
  3. Step 3: Cross multiply
    668,126.30x = 1,001,023.05 × 574,814.30
  4. Step 4: Simplify right side
    668,126.30x = 575,402,363,769.62
  5. Step 5: Solve for x
    x = 575,402,363,769.62/668,126.30
  6. Step 6: Final answer
    x = 861,217.95

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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.