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Finding the Fourth Proportional to 371,369.52, 556,964.46 and 171,497.70

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Solution

The fourth proportional to 371,369.52, 556,964.46 and 171,497.70 is: 257,205.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,369.52 : 556,964.46 = 171,497.70 : x
  2. Step 2: Convert to fraction form
    371,369.52/556,964.46 = 171,497.70/x
  3. Step 3: Cross multiply
    371,369.52x = 556,964.46 × 171,497.70
  4. Step 4: Simplify right side
    371,369.52x = 95,518,123,871.74
  5. Step 5: Solve for x
    x = 95,518,123,871.74/371,369.52
  6. Step 6: Final answer
    x = 257,205.07

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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.