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Finding the Fourth Proportional to 369,244.48, 553,866.67 and 88,761.73

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Solution

The fourth proportional to 369,244.48, 553,866.67 and 88,761.73 is: 133,142.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,244.48 : 553,866.67 = 88,761.73 : x
  2. Step 2: Convert to fraction form
    369,244.48/553,866.67 = 88,761.73/x
  3. Step 3: Cross multiply
    369,244.48x = 553,866.67 × 88,761.73
  4. Step 4: Simplify right side
    369,244.48x = 49,162,163,818.54
  5. Step 5: Solve for x
    x = 49,162,163,818.54/369,244.48
  6. Step 6: Final answer
    x = 133,142.58

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1.5x scale

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.