Home / 296,400.80-409,025.04-169,073.68

Finding the Fourth Proportional to 296,400.80, 409,025.04 and 169,073.68

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Solution

The fourth proportional to 296,400.80, 409,025.04 and 169,073.68 is: 233,317.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,400.80 : 409,025.04 = 169,073.68 : x
  2. Step 2: Convert to fraction form
    296,400.80/409,025.04 = 169,073.68/x
  3. Step 3: Cross multiply
    296,400.80x = 409,025.04 × 169,073.68
  4. Step 4: Simplify right side
    296,400.80x = 69,155,368,724.95
  5. Step 5: Solve for x
    x = 69,155,368,724.95/296,400.80
  6. Step 6: Final answer
    x = 233,317.08

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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.