Home / 742,489.28-1,113,753.06-237,049.76

Finding the Fourth Proportional to 742,489.28, 1,113,753.06 and 237,049.76

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Solution

The fourth proportional to 742,489.28, 1,113,753.06 and 237,049.76 is: 355,580.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,489.28 : 1,113,753.06 = 237,049.76 : x
  2. Step 2: Convert to fraction form
    742,489.28/1,113,753.06 = 237,049.76/x
  3. Step 3: Cross multiply
    742,489.28x = 1,113,753.06 × 237,049.76
  4. Step 4: Simplify right side
    742,489.28x = 264,014,895,572.27
  5. Step 5: Solve for x
    x = 264,014,895,572.27/742,489.28
  6. Step 6: Final answer
    x = 355,580.75

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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.