Home / 260,621.76-359,638.16-147,451.84

Finding the Fourth Proportional to 260,621.76, 359,638.16 and 147,451.84

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Solution

The fourth proportional to 260,621.76, 359,638.16 and 147,451.84 is: 203,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,621.76 : 359,638.16 = 147,451.84 : x
  2. Step 2: Convert to fraction form
    260,621.76/359,638.16 = 147,451.84/x
  3. Step 3: Cross multiply
    260,621.76x = 359,638.16 × 147,451.84
  4. Step 4: Simplify right side
    260,621.76x = 53,029,308,426.21
  5. Step 5: Solve for x
    x = 53,029,308,426.21/260,621.76
  6. Step 6: Final answer
    x = 203,472.30

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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.