Home / 668,141.30-1,001,045.55-574,829.30

Finding the Fourth Proportional to 668,141.30, 1,001,045.55 and 574,829.30

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Solution

The fourth proportional to 668,141.30, 1,001,045.55 and 574,829.30 is: 861,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,141.30 : 1,001,045.55 = 574,829.30 : x
  2. Step 2: Convert to fraction form
    668,141.30/1,001,045.55 = 574,829.30/x
  3. Step 3: Cross multiply
    668,141.30x = 1,001,045.55 × 574,829.30
  4. Step 4: Simplify right side
    668,141.30x = 575,430,312,774.62
  5. Step 5: Solve for x
    x = 575,430,312,774.62/668,141.30
  6. Step 6: Final answer
    x = 861,240.45

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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.