Home / 674,493.62-1,011,610.65-314,565.26

Finding the Fourth Proportional to 674,493.62, 1,011,610.65 and 314,565.26

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Solution

The fourth proportional to 674,493.62, 1,011,610.65 and 314,565.26 is: 471,787.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,493.62 : 1,011,610.65 = 314,565.26 : x
  2. Step 2: Convert to fraction form
    674,493.62/1,011,610.65 = 314,565.26/x
  3. Step 3: Cross multiply
    674,493.62x = 1,011,610.65 × 314,565.26
  4. Step 4: Simplify right side
    674,493.62x = 318,217,567,136.02
  5. Step 5: Solve for x
    x = 318,217,567,136.02/674,493.62
  6. Step 6: Final answer
    x = 471,787.36

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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.