Home / 1,038.23-1,432.75-596.15

Finding the Fourth Proportional to 1,038.23, 1,432.75 and 596.15

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Solution

The fourth proportional to 1,038.23, 1,432.75 and 596.15 is: 822.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038.23 : 1,432.75 = 596.15 : x
  2. Step 2: Convert to fraction form
    1,038.23/1,432.75 = 596.15/x
  3. Step 3: Cross multiply
    1,038.23x = 1,432.75 × 596.15
  4. Step 4: Simplify right side
    1,038.23x = 854,130.57
  5. Step 5: Solve for x
    x = 854,130.57/1,038.23
  6. Step 6: Final answer
    x = 822.68

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1.5x scale

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.