Home / 896,331.20-1,344,237.60-327,646.40

Finding the Fourth Proportional to 896,331.20, 1,344,237.60 and 327,646.40

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Solution

The fourth proportional to 896,331.20, 1,344,237.60 and 327,646.40 is: 491,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,331.20 : 1,344,237.60 = 327,646.40 : x
  2. Step 2: Convert to fraction form
    896,331.20/1,344,237.60 = 327,646.40/x
  3. Step 3: Cross multiply
    896,331.20x = 1,344,237.60 × 327,646.40
  4. Step 4: Simplify right side
    896,331.20x = 440,434,610,384.64
  5. Step 5: Solve for x
    x = 440,434,610,384.64/896,331.20
  6. Step 6: Final answer
    x = 491,374.85

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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.