Home / 950,839.97-1,312,156.56-515,269.35

Finding the Fourth Proportional to 950,839.97, 1,312,156.56 and 515,269.35

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Solution

The fourth proportional to 950,839.97, 1,312,156.56 and 515,269.35 is: 711,070.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,839.97 : 1,312,156.56 = 515,269.35 : x
  2. Step 2: Convert to fraction form
    950,839.97/1,312,156.56 = 515,269.35/x
  3. Step 3: Cross multiply
    950,839.97x = 1,312,156.56 × 515,269.35
  4. Step 4: Simplify right side
    950,839.97x = 676,114,059,701.70
  5. Step 5: Solve for x
    x = 676,114,059,701.70/950,839.97
  6. Step 6: Final answer
    x = 711,070.30

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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.