Home / 410,825.10-616,237.65-144,885.90

Finding the Fourth Proportional to 410,825.10, 616,237.65 and 144,885.90

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Solution

The fourth proportional to 410,825.10, 616,237.65 and 144,885.90 is: 217,328.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,825.10 : 616,237.65 = 144,885.90 : x
  2. Step 2: Convert to fraction form
    410,825.10/616,237.65 = 144,885.90/x
  3. Step 3: Cross multiply
    410,825.10x = 616,237.65 × 144,885.90
  4. Step 4: Simplify right side
    410,825.10x = 89,284,146,534.14
  5. Step 5: Solve for x
    x = 89,284,146,534.14/410,825.10
  6. Step 6: Final answer
    x = 217,328.85

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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.