Home / 725,247.78-1,000,034.82-495,842.28

Finding the Fourth Proportional to 725,247.78, 1,000,034.82 and 495,842.28

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Solution

The fourth proportional to 725,247.78, 1,000,034.82 and 495,842.28 is: 683,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,247.78 : 1,000,034.82 = 495,842.28 : x
  2. Step 2: Convert to fraction form
    725,247.78/1,000,034.82 = 495,842.28/x
  3. Step 3: Cross multiply
    725,247.78x = 1,000,034.82 × 495,842.28
  4. Step 4: Simplify right side
    725,247.78x = 495,859,545,228.19
  5. Step 5: Solve for x
    x = 495,859,545,228.19/725,247.78
  6. Step 6: Final answer
    x = 683,710.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.