Home / 588,557.28-812,152.86-330,375.06

Finding the Fourth Proportional to 588,557.28, 812,152.86 and 330,375.06

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Solution

The fourth proportional to 588,557.28, 812,152.86 and 330,375.06 is: 455,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,557.28 : 812,152.86 = 330,375.06 : x
  2. Step 2: Convert to fraction form
    588,557.28/812,152.86 = 330,375.06/x
  3. Step 3: Cross multiply
    588,557.28x = 812,152.86 × 330,375.06
  4. Step 4: Simplify right side
    588,557.28x = 268,315,049,851.67
  5. Step 5: Solve for x
    x = 268,315,049,851.67/588,557.28
  6. Step 6: Final answer
    x = 455,886.04

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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.