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Finding the Fourth Proportional to 220,508.93, 304,473.74 and 169,441.17

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Solution

The fourth proportional to 220,508.93, 304,473.74 and 169,441.17 is: 233,960.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,508.93 : 304,473.74 = 169,441.17 : x
  2. Step 2: Convert to fraction form
    220,508.93/304,473.74 = 169,441.17/x
  3. Step 3: Cross multiply
    220,508.93x = 304,473.74 × 169,441.17
  4. Step 4: Simplify right side
    220,508.93x = 51,590,384,750.89
  5. Step 5: Solve for x
    x = 51,590,384,750.89/220,508.93
  6. Step 6: Final answer
    x = 233,960.52

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1.5x scale

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.