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Finding the Fourth Proportional to 452,221.84, 624,034.92 and 251,002

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Solution

The fourth proportional to 452,221.84, 624,034.92 and 251,002 is: 346,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,221.84 : 624,034.92 = 251,002 : x
  2. Step 2: Convert to fraction form
    452,221.84/624,034.92 = 251,002/x
  3. Step 3: Cross multiply
    452,221.84x = 624,034.92 × 251,002
  4. Step 4: Simplify right side
    452,221.84x = 156,634,012,989.84
  5. Step 5: Solve for x
    x = 156,634,012,989.84/452,221.84
  6. Step 6: Final answer
    x = 346,365.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.