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Finding the Fourth Proportional to 233,695.60, 349,852.20 and 220,025.20

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Solution

The fourth proportional to 233,695.60, 349,852.20 and 220,025.20 is: 329,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,695.60 : 349,852.20 = 220,025.20 : x
  2. Step 2: Convert to fraction form
    233,695.60/349,852.20 = 220,025.20/x
  3. Step 3: Cross multiply
    233,695.60x = 349,852.20 × 220,025.20
  4. Step 4: Simplify right side
    233,695.60x = 76,976,300,275.44
  5. Step 5: Solve for x
    x = 76,976,300,275.44/233,695.60
  6. Step 6: Final answer
    x = 329,387.03

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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.