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Finding the Fourth Proportional to 369,079.14, 553,618.72 and 88,596.40

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Solution

The fourth proportional to 369,079.14, 553,618.72 and 88,596.40 is: 132,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,079.14 : 553,618.72 = 88,596.40 : x
  2. Step 2: Convert to fraction form
    369,079.14/553,618.72 = 88,596.40/x
  3. Step 3: Cross multiply
    369,079.14x = 553,618.72 × 88,596.40
  4. Step 4: Simplify right side
    369,079.14x = 49,048,625,564.61
  5. Step 5: Solve for x
    x = 49,048,625,564.61/369,079.14
  6. Step 6: Final answer
    x = 132,894.60

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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.