Home / 1,038.26-1,432.80-596.16

Finding the Fourth Proportional to 1,038.26, 1,432.80 and 596.16

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Solution

The fourth proportional to 1,038.26, 1,432.80 and 596.16 is: 822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038.26 : 1,432.80 = 596.16 : x
  2. Step 2: Convert to fraction form
    1,038.26/1,432.80 = 596.16/x
  3. Step 3: Cross multiply
    1,038.26x = 1,432.80 × 596.16
  4. Step 4: Simplify right side
    1,038.26x = 854,178.05
  5. Step 5: Solve for x
    x = 854,178.05/1,038.26
  6. Step 6: Final answer
    x = 822.70

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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.