Home / 729,491.88-1,007,232.12-471,521.46

Finding the Fourth Proportional to 729,491.88, 1,007,232.12 and 471,521.46

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Solution

The fourth proportional to 729,491.88, 1,007,232.12 and 471,521.46 is: 651,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,491.88 : 1,007,232.12 = 471,521.46 : x
  2. Step 2: Convert to fraction form
    729,491.88/1,007,232.12 = 471,521.46/x
  3. Step 3: Cross multiply
    729,491.88x = 1,007,232.12 × 471,521.46
  4. Step 4: Simplify right side
    729,491.88x = 474,931,559,781.30
  5. Step 5: Solve for x
    x = 474,931,559,781.30/729,491.88
  6. Step 6: Final answer
    x = 651,044.34

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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.