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Finding the Fourth Proportional to 552,497.40, 829,037.70 and 253,024.20

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Solution

The fourth proportional to 552,497.40, 829,037.70 and 253,024.20 is: 379,669.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,497.40 : 829,037.70 = 253,024.20 : x
  2. Step 2: Convert to fraction form
    552,497.40/829,037.70 = 253,024.20/x
  3. Step 3: Cross multiply
    552,497.40x = 829,037.70 × 253,024.20
  4. Step 4: Simplify right side
    552,497.40x = 209,766,600,812.34
  5. Step 5: Solve for x
    x = 209,766,600,812.34/552,497.40
  6. Step 6: Final answer
    x = 379,669.84

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1.5x scale

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.