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Finding the Fourth Proportional to 369,630.52, 554,362.12 and 169,758.76

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Solution

The fourth proportional to 369,630.52, 554,362.12 and 169,758.76 is: 254,599.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,630.52 : 554,362.12 = 169,758.76 : x
  2. Step 2: Convert to fraction form
    369,630.52/554,362.12 = 169,758.76/x
  3. Step 3: Cross multiply
    369,630.52x = 554,362.12 × 169,758.76
  4. Step 4: Simplify right side
    369,630.52x = 94,107,826,082.17
  5. Step 5: Solve for x
    x = 94,107,826,082.17/369,630.52
  6. Step 6: Final answer
    x = 254,599.72

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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.