Home / 668,131.30-1,001,030.55-574,819.30

Finding the Fourth Proportional to 668,131.30, 1,001,030.55 and 574,819.30

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Solution

The fourth proportional to 668,131.30, 1,001,030.55 and 574,819.30 is: 861,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,131.30 : 1,001,030.55 = 574,819.30 : x
  2. Step 2: Convert to fraction form
    668,131.30/1,001,030.55 = 574,819.30/x
  3. Step 3: Cross multiply
    668,131.30x = 1,001,030.55 × 574,819.30
  4. Step 4: Simplify right side
    668,131.30x = 575,411,680,029.62
  5. Step 5: Solve for x
    x = 575,411,680,029.62/668,131.30
  6. Step 6: Final answer
    x = 861,225.45

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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.