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Finding the Fourth Proportional to 220,994.66, 304,892.66 and 144,557.34

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Solution

The fourth proportional to 220,994.66, 304,892.66 and 144,557.34 is: 199,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,994.66 : 304,892.66 = 144,557.34 : x
  2. Step 2: Convert to fraction form
    220,994.66/304,892.66 = 144,557.34/x
  3. Step 3: Cross multiply
    220,994.66x = 304,892.66 × 144,557.34
  4. Step 4: Simplify right side
    220,994.66x = 44,074,471,192.34
  5. Step 5: Solve for x
    x = 44,074,471,192.34/220,994.66
  6. Step 6: Final answer
    x = 199,436.82

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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.