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Finding the Fourth Proportional to 304,559.43, 420,285.84 and 168,593.46

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Solution

The fourth proportional to 304,559.43, 420,285.84 and 168,593.46 is: 232,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,559.43 : 420,285.84 = 168,593.46 : x
  2. Step 2: Convert to fraction form
    304,559.43/420,285.84 = 168,593.46/x
  3. Step 3: Cross multiply
    304,559.43x = 420,285.84 × 168,593.46
  4. Step 4: Simplify right side
    304,559.43x = 70,857,443,954.61
  5. Step 5: Solve for x
    x = 70,857,443,954.61/304,559.43
  6. Step 6: Final answer
    x = 232,655.56

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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.