Home / 925.03-1,276.46-531.98

Finding the Fourth Proportional to 925.03, 1,276.46 and 531.98

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Solution

The fourth proportional to 925.03, 1,276.46 and 531.98 is: 734.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    925.03 : 1,276.46 = 531.98 : x
  2. Step 2: Convert to fraction form
    925.03/1,276.46 = 531.98/x
  3. Step 3: Cross multiply
    925.03x = 1,276.46 × 531.98
  4. Step 4: Simplify right side
    925.03x = 679,044.81
  5. Step 5: Solve for x
    x = 679,044.81/925.03
  6. Step 6: Final answer
    x = 734.08

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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.