Home / 891,296.29-1,229,983.27-483,407.83

Finding the Fourth Proportional to 891,296.29, 1,229,983.27 and 483,407.83

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Solution

The fourth proportional to 891,296.29, 1,229,983.27 and 483,407.83 is: 667,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,296.29 : 1,229,983.27 = 483,407.83 : x
  2. Step 2: Convert to fraction form
    891,296.29/1,229,983.27 = 483,407.83/x
  3. Step 3: Cross multiply
    891,296.29x = 1,229,983.27 × 483,407.83
  4. Step 4: Simplify right side
    891,296.29x = 594,583,543,487.00
  5. Step 5: Solve for x
    x = 594,583,543,487.00/891,296.29
  6. Step 6: Final answer
    x = 667,099.76

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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.