Home / 977,520.88-1,348,985.51-541,951.55

Finding the Fourth Proportional to 977,520.88, 1,348,985.51 and 541,951.55

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Solution

The fourth proportional to 977,520.88, 1,348,985.51 and 541,951.55 is: 747,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,520.88 : 1,348,985.51 = 541,951.55 : x
  2. Step 2: Convert to fraction form
    977,520.88/1,348,985.51 = 541,951.55/x
  3. Step 3: Cross multiply
    977,520.88x = 1,348,985.51 × 541,951.55
  4. Step 4: Simplify right side
    977,520.88x = 731,084,788,072.04
  5. Step 5: Solve for x
    x = 731,084,788,072.04/977,520.88
  6. Step 6: Final answer
    x = 747,896.85

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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.