Home / 296,584.40-409,241.16-169,269.20

Finding the Fourth Proportional to 296,584.40, 409,241.16 and 169,269.20

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Solution

The fourth proportional to 296,584.40, 409,241.16 and 169,269.20 is: 233,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,584.40 : 409,241.16 = 169,269.20 : x
  2. Step 2: Convert to fraction form
    296,584.40/409,241.16 = 169,269.20/x
  3. Step 3: Cross multiply
    296,584.40x = 409,241.16 × 169,269.20
  4. Step 4: Simplify right side
    296,584.40x = 69,271,923,760.27
  5. Step 5: Solve for x
    x = 69,271,923,760.27/296,584.40
  6. Step 6: Final answer
    x = 233,565.64

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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.