Home / 1,069.20-1,475.52-597.06

Finding the Fourth Proportional to 1,069.20, 1,475.52 and 597.06

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Solution

The fourth proportional to 1,069.20, 1,475.52 and 597.06 is: 823.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069.20 : 1,475.52 = 597.06 : x
  2. Step 2: Convert to fraction form
    1,069.20/1,475.52 = 597.06/x
  3. Step 3: Cross multiply
    1,069.20x = 1,475.52 × 597.06
  4. Step 4: Simplify right side
    1,069.20x = 880,973.97
  5. Step 5: Solve for x
    x = 880,973.97/1,069.20
  6. Step 6: Final answer
    x = 823.96

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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.