Home / 296,660.40-409,420.56-169,355.04

Finding the Fourth Proportional to 296,660.40, 409,420.56 and 169,355.04

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Solution

The fourth proportional to 296,660.40, 409,420.56 and 169,355.04 is: 233,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,660.40 : 409,420.56 = 169,355.04 : x
  2. Step 2: Convert to fraction form
    296,660.40/409,420.56 = 169,355.04/x
  3. Step 3: Cross multiply
    296,660.40x = 409,420.56 × 169,355.04
  4. Step 4: Simplify right side
    296,660.40x = 69,337,435,315.62
  5. Step 5: Solve for x
    x = 69,337,435,315.62/296,660.40
  6. Step 6: Final answer
    x = 233,726.63

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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.