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Finding the Fourth Proportional to 369,232, 553,901.46 and 116,426.68

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Solution

The fourth proportional to 369,232, 553,901.46 and 116,426.68 is: 174,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,232 : 553,901.46 = 116,426.68 : x
  2. Step 2: Convert to fraction form
    369,232/553,901.46 = 116,426.68/x
  3. Step 3: Cross multiply
    369,232x = 553,901.46 × 116,426.68
  4. Step 4: Simplify right side
    369,232x = 64,488,908,034.95
  5. Step 5: Solve for x
    x = 64,488,908,034.95/369,232
  6. Step 6: Final answer
    x = 174,656.88

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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.