Home / 495,285.72-743,035.26-153,722.04

Finding the Fourth Proportional to 495,285.72, 743,035.26 and 153,722.04

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Solution

The fourth proportional to 495,285.72, 743,035.26 and 153,722.04 is: 230,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,285.72 : 743,035.26 = 153,722.04 : x
  2. Step 2: Convert to fraction form
    495,285.72/743,035.26 = 153,722.04/x
  3. Step 3: Cross multiply
    495,285.72x = 743,035.26 × 153,722.04
  4. Step 4: Simplify right side
    495,285.72x = 114,220,895,959.13
  5. Step 5: Solve for x
    x = 114,220,895,959.13/495,285.72
  6. Step 6: Final answer
    x = 230,616.17

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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.