Home / 845,301.42-1,166,635.56-523,115.32

Finding the Fourth Proportional to 845,301.42, 1,166,635.56 and 523,115.32

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Solution

The fourth proportional to 845,301.42, 1,166,635.56 and 523,115.32 is: 721,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,301.42 : 1,166,635.56 = 523,115.32 : x
  2. Step 2: Convert to fraction form
    845,301.42/1,166,635.56 = 523,115.32/x
  3. Step 3: Cross multiply
    845,301.42x = 1,166,635.56 × 523,115.32
  4. Step 4: Simplify right side
    845,301.42x = 610,284,934,292.78
  5. Step 5: Solve for x
    x = 610,284,934,292.78/845,301.42
  6. Step 6: Final answer
    x = 721,973.16

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Double scale
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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.