Home / 434,719.40-652,079.10-181,956.20

Finding the Fourth Proportional to 434,719.40, 652,079.10 and 181,956.20

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Solution

The fourth proportional to 434,719.40, 652,079.10 and 181,956.20 is: 272,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,719.40 : 652,079.10 = 181,956.20 : x
  2. Step 2: Convert to fraction form
    434,719.40/652,079.10 = 181,956.20/x
  3. Step 3: Cross multiply
    434,719.40x = 652,079.10 × 181,956.20
  4. Step 4: Simplify right side
    434,719.40x = 118,649,835,135.42
  5. Step 5: Solve for x
    x = 118,649,835,135.42/434,719.40
  6. Step 6: Final answer
    x = 272,934.30

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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.