Home / 1,038.12-1,432.67-596.07

Finding the Fourth Proportional to 1,038.12, 1,432.67 and 596.07

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Solution

The fourth proportional to 1,038.12, 1,432.67 and 596.07 is: 822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038.12 : 1,432.67 = 596.07 : x
  2. Step 2: Convert to fraction form
    1,038.12/1,432.67 = 596.07/x
  3. Step 3: Cross multiply
    1,038.12x = 1,432.67 × 596.07
  4. Step 4: Simplify right side
    1,038.12x = 853,968.63
  5. Step 5: Solve for x
    x = 853,968.63/1,038.12
  6. Step 6: Final answer
    x = 822.61

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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.