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Finding the Fourth Proportional to 482,754.30, 677,255.70 and 482,754.30

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Solution

The fourth proportional to 482,754.30, 677,255.70 and 482,754.30 is: 677,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,754.30 : 677,255.70 = 482,754.30 : x
  2. Step 2: Convert to fraction form
    482,754.30/677,255.70 = 482,754.30/x
  3. Step 3: Cross multiply
    482,754.30x = 677,255.70 × 482,754.30
  4. Step 4: Simplify right side
    482,754.30x = 326,948,101,374.51
  5. Step 5: Solve for x
    x = 326,948,101,374.51/482,754.30
  6. Step 6: Final answer
    x = 677,255.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.