Home / 482,805.40-723,974.28-283,191.16

Finding the Fourth Proportional to 482,805.40, 723,974.28 and 283,191.16

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Solution

The fourth proportional to 482,805.40, 723,974.28 and 283,191.16 is: 424,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,805.40 : 723,974.28 = 283,191.16 : x
  2. Step 2: Convert to fraction form
    482,805.40/723,974.28 = 283,191.16/x
  3. Step 3: Cross multiply
    482,805.40x = 723,974.28 × 283,191.16
  4. Step 4: Simplify right side
    482,805.40x = 205,023,116,163.37
  5. Step 5: Solve for x
    x = 205,023,116,163.37/482,805.40
  6. Step 6: Final answer
    x = 424,649.59

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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.