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Finding the Fourth Proportional to 288,660.00, 398,364.71 and 159,596.10

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Solution

The fourth proportional to 288,660.00, 398,364.71 and 159,596.10 is: 220,250.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,660.00 : 398,364.71 = 159,596.10 : x
  2. Step 2: Convert to fraction form
    288,660.00/398,364.71 = 159,596.10/x
  3. Step 3: Cross multiply
    288,660.00x = 398,364.71 × 159,596.10
  4. Step 4: Simplify right side
    288,660.00x = 63,577,452,624.11
  5. Step 5: Solve for x
    x = 63,577,452,624.11/288,660.00
  6. Step 6: Final answer
    x = 220,250.30

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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.