Home / 363,905.28-502,191.35-211,034.24

Finding the Fourth Proportional to 363,905.28, 502,191.35 and 211,034.24

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Solution

The fourth proportional to 363,905.28, 502,191.35 and 211,034.24 is: 291,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,905.28 : 502,191.35 = 211,034.24 : x
  2. Step 2: Convert to fraction form
    363,905.28/502,191.35 = 211,034.24/x
  3. Step 3: Cross multiply
    363,905.28x = 502,191.35 × 211,034.24
  4. Step 4: Simplify right side
    363,905.28x = 105,979,566,315.70
  5. Step 5: Solve for x
    x = 105,979,566,315.70/363,905.28
  6. Step 6: Final answer
    x = 291,228.44

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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.