Home / 771,160.96-1,158,517.44-547,077.76

Finding the Fourth Proportional to 771,160.96, 1,158,517.44 and 547,077.76

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Solution

The fourth proportional to 771,160.96, 1,158,517.44 and 547,077.76 is: 821,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,160.96 : 1,158,517.44 = 547,077.76 : x
  2. Step 2: Convert to fraction form
    771,160.96/1,158,517.44 = 547,077.76/x
  3. Step 3: Cross multiply
    771,160.96x = 1,158,517.44 × 547,077.76
  4. Step 4: Simplify right side
    771,160.96x = 633,799,125,996.13
  5. Step 5: Solve for x
    x = 633,799,125,996.13/771,160.96
  6. Step 6: Final answer
    x = 821,876.57

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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.