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Finding the Fourth Proportional to 302,590.70, 453,886.05 and 203,057.90

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Solution

The fourth proportional to 302,590.70, 453,886.05 and 203,057.90 is: 304,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,590.70 : 453,886.05 = 203,057.90 : x
  2. Step 2: Convert to fraction form
    302,590.70/453,886.05 = 203,057.90/x
  3. Step 3: Cross multiply
    302,590.70x = 453,886.05 × 203,057.90
  4. Step 4: Simplify right side
    302,590.70x = 92,165,148,152.30
  5. Step 5: Solve for x
    x = 92,165,148,152.30/302,590.70
  6. Step 6: Final answer
    x = 304,586.85

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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.