Home / 845,319.10-1,166,659.98-523,132.96

Finding the Fourth Proportional to 845,319.10, 1,166,659.98 and 523,132.96

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Solution

The fourth proportional to 845,319.10, 1,166,659.98 and 523,132.96 is: 721,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,319.10 : 1,166,659.98 = 523,132.96 : x
  2. Step 2: Convert to fraction form
    845,319.10/1,166,659.98 = 523,132.96/x
  3. Step 3: Cross multiply
    845,319.10x = 1,166,659.98 × 523,132.96
  4. Step 4: Simplify right side
    845,319.10x = 610,318,288,650.94
  5. Step 5: Solve for x
    x = 610,318,288,650.94/845,319.10
  6. Step 6: Final answer
    x = 721,997.51

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1.5x scale

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.