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Finding the Fourth Proportional to 369,252.77, 553,657.68 and 169,322.69

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Solution

The fourth proportional to 369,252.77, 553,657.68 and 169,322.69 is: 253,882.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,252.77 : 553,657.68 = 169,322.69 : x
  2. Step 2: Convert to fraction form
    369,252.77/553,657.68 = 169,322.69/x
  3. Step 3: Cross multiply
    369,252.77x = 553,657.68 × 169,322.69
  4. Step 4: Simplify right side
    369,252.77x = 93,746,807,716.76
  5. Step 5: Solve for x
    x = 93,746,807,716.76/369,252.77
  6. Step 6: Final answer
    x = 253,882.48

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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.