Home / 495,809.30-743,731.57-158,806.17

Finding the Fourth Proportional to 495,809.30, 743,731.57 and 158,806.17

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Solution

The fourth proportional to 495,809.30, 743,731.57 and 158,806.17 is: 238,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,809.30 : 743,731.57 = 158,806.17 : x
  2. Step 2: Convert to fraction form
    495,809.30/743,731.57 = 158,806.17/x
  3. Step 3: Cross multiply
    495,809.30x = 743,731.57 × 158,806.17
  4. Step 4: Simplify right side
    495,809.30x = 118,109,162,338.30
  5. Step 5: Solve for x
    x = 118,109,162,338.30/495,809.30
  6. Step 6: Final answer
    x = 238,214.90

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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.