Home / 460,180.32-690,471.54-160,875.78

Finding the Fourth Proportional to 460,180.32, 690,471.54 and 160,875.78

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Solution

The fourth proportional to 460,180.32, 690,471.54 and 160,875.78 is: 241,383.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,180.32 : 690,471.54 = 160,875.78 : x
  2. Step 2: Convert to fraction form
    460,180.32/690,471.54 = 160,875.78/x
  3. Step 3: Cross multiply
    460,180.32x = 690,471.54 × 160,875.78
  4. Step 4: Simplify right side
    460,180.32x = 111,080,147,565.30
  5. Step 5: Solve for x
    x = 111,080,147,565.30/460,180.32
  6. Step 6: Final answer
    x = 241,383.96

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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.