Home / 269,230.10-403,499.55-163,937.30

Finding the Fourth Proportional to 269,230.10, 403,499.55 and 163,937.30

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Solution

The fourth proportional to 269,230.10, 403,499.55 and 163,937.30 is: 245,695.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,230.10 : 403,499.55 = 163,937.30 : x
  2. Step 2: Convert to fraction form
    269,230.10/403,499.55 = 163,937.30/x
  3. Step 3: Cross multiply
    269,230.10x = 403,499.55 × 163,937.30
  4. Step 4: Simplify right side
    269,230.10x = 66,148,626,778.22
  5. Step 5: Solve for x
    x = 66,148,626,778.22/269,230.10
  6. Step 6: Final answer
    x = 245,695.51

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1.5x scale

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.