Home / 601,239.12-829,680.42-329,308.20

Finding the Fourth Proportional to 601,239.12, 829,680.42 and 329,308.20

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Solution

The fourth proportional to 601,239.12, 829,680.42 and 329,308.20 is: 454,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,239.12 : 829,680.42 = 329,308.20 : x
  2. Step 2: Convert to fraction form
    601,239.12/829,680.42 = 329,308.20/x
  3. Step 3: Cross multiply
    601,239.12x = 829,680.42 × 329,308.20
  4. Step 4: Simplify right side
    601,239.12x = 273,220,565,685.44
  5. Step 5: Solve for x
    x = 273,220,565,685.44/601,239.12
  6. Step 6: Final answer
    x = 454,429.12

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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.