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Finding the Fourth Proportional to 302,535.70, 453,803.55 and 169,825.30

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Solution

The fourth proportional to 302,535.70, 453,803.55 and 169,825.30 is: 254,737.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,535.70 : 453,803.55 = 169,825.30 : x
  2. Step 2: Convert to fraction form
    302,535.70/453,803.55 = 169,825.30/x
  3. Step 3: Cross multiply
    302,535.70x = 453,803.55 × 169,825.30
  4. Step 4: Simplify right side
    302,535.70x = 77,067,324,019.82
  5. Step 5: Solve for x
    x = 77,067,324,019.82/302,535.70
  6. Step 6: Final answer
    x = 254,737.95

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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.