Home / 731,343.66-1,092,155.43-723,426.72

Finding the Fourth Proportional to 731,343.66, 1,092,155.43 and 723,426.72

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Solution

The fourth proportional to 731,343.66, 1,092,155.43 and 723,426.72 is: 1,080,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,343.66 : 1,092,155.43 = 723,426.72 : x
  2. Step 2: Convert to fraction form
    731,343.66/1,092,155.43 = 723,426.72/x
  3. Step 3: Cross multiply
    731,343.66x = 1,092,155.43 × 723,426.72
  4. Step 4: Simplify right side
    731,343.66x = 790,094,420,455.09
  5. Step 5: Solve for x
    x = 790,094,420,455.09/731,343.66
  6. Step 6: Final answer
    x = 1,080,332.63

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.