Home / 334,770.24-502,155.20-85,452.16

Finding the Fourth Proportional to 334,770.24, 502,155.20 and 85,452.16

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Solution

The fourth proportional to 334,770.24, 502,155.20 and 85,452.16 is: 128,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,770.24 : 502,155.20 = 85,452.16 : x
  2. Step 2: Convert to fraction form
    334,770.24/502,155.20 = 85,452.16/x
  3. Step 3: Cross multiply
    334,770.24x = 502,155.20 × 85,452.16
  4. Step 4: Simplify right side
    334,770.24x = 42,910,246,495.23
  5. Step 5: Solve for x
    x = 42,910,246,495.23/334,770.24
  6. Step 6: Final answer
    x = 128,178.20

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1.5x scale

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.