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Finding the Fourth Proportional to 539,082.44, 808,623.66 and 302,591.24

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Solution

The fourth proportional to 539,082.44, 808,623.66 and 302,591.24 is: 453,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,082.44 : 808,623.66 = 302,591.24 : x
  2. Step 2: Convert to fraction form
    539,082.44/808,623.66 = 302,591.24/x
  3. Step 3: Cross multiply
    539,082.44x = 808,623.66 × 302,591.24
  4. Step 4: Simplify right side
    539,082.44x = 244,682,435,972.74
  5. Step 5: Solve for x
    x = 244,682,435,972.74/539,082.44
  6. Step 6: Final answer
    x = 453,886.86

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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.