Home / 397,788.57-596,702.52-113,521.02

Finding the Fourth Proportional to 397,788.57, 596,702.52 and 113,521.02

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Solution

The fourth proportional to 397,788.57, 596,702.52 and 113,521.02 is: 170,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,788.57 : 596,702.52 = 113,521.02 : x
  2. Step 2: Convert to fraction form
    397,788.57/596,702.52 = 113,521.02/x
  3. Step 3: Cross multiply
    397,788.57x = 596,702.52 × 113,521.02
  4. Step 4: Simplify right side
    397,788.57x = 67,738,278,466.84
  5. Step 5: Solve for x
    x = 67,738,278,466.84/397,788.57
  6. Step 6: Final answer
    x = 170,287.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.