Home / 369,538.28-553,743.50-192,102.92

Finding the Fourth Proportional to 369,538.28, 553,743.50 and 192,102.92

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Solution

The fourth proportional to 369,538.28, 553,743.50 and 192,102.92 is: 287,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,538.28 : 553,743.50 = 192,102.92 : x
  2. Step 2: Convert to fraction form
    369,538.28/553,743.50 = 192,102.92/x
  3. Step 3: Cross multiply
    369,538.28x = 553,743.50 × 192,102.92
  4. Step 4: Simplify right side
    369,538.28x = 106,375,743,281.02
  5. Step 5: Solve for x
    x = 106,375,743,281.02/369,538.28
  6. Step 6: Final answer
    x = 287,861.23

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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.