Home / 460,457.28-690,773.40-161,022.96

Finding the Fourth Proportional to 460,457.28, 690,773.40 and 161,022.96

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Solution

The fourth proportional to 460,457.28, 690,773.40 and 161,022.96 is: 241,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,457.28 : 690,773.40 = 161,022.96 : x
  2. Step 2: Convert to fraction form
    460,457.28/690,773.40 = 161,022.96/x
  3. Step 3: Cross multiply
    460,457.28x = 690,773.40 × 161,022.96
  4. Step 4: Simplify right side
    460,457.28x = 111,230,377,557.26
  5. Step 5: Solve for x
    x = 111,230,377,557.26/460,457.28
  6. Step 6: Final answer
    x = 241,565.03

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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.