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Finding the Fourth Proportional to 210,276, 315,414 and 62,532

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Solution

The fourth proportional to 210,276, 315,414 and 62,532 is: 93,798

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,276 : 315,414 = 62,532 : x
  2. Step 2: Convert to fraction form
    210,276/315,414 = 62,532/x
  3. Step 3: Cross multiply
    210,276x = 315,414 × 62,532
  4. Step 4: Simplify right side
    210,276x = 19,723,468,248
  5. Step 5: Solve for x
    x = 19,723,468,248/210,276
  6. Step 6: Final answer
    x = 93,798

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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.