Home / 410,867.10-616,300.65-144,927.90

Finding the Fourth Proportional to 410,867.10, 616,300.65 and 144,927.90

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Solution

The fourth proportional to 410,867.10, 616,300.65 and 144,927.90 is: 217,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,867.10 : 616,300.65 = 144,927.90 : x
  2. Step 2: Convert to fraction form
    410,867.10/616,300.65 = 144,927.90/x
  3. Step 3: Cross multiply
    410,867.10x = 616,300.65 × 144,927.90
  4. Step 4: Simplify right side
    410,867.10x = 89,319,158,973.14
  5. Step 5: Solve for x
    x = 89,319,158,973.14/410,867.10
  6. Step 6: Final answer
    x = 217,391.85

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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.