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Finding the Fourth Proportional to 546,574.19, 754,273.41 and 304,872.42

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Solution

The fourth proportional to 546,574.19, 754,273.41 and 304,872.42 is: 420,724.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,574.19 : 754,273.41 = 304,872.42 : x
  2. Step 2: Convert to fraction form
    546,574.19/754,273.41 = 304,872.42/x
  3. Step 3: Cross multiply
    546,574.19x = 754,273.41 × 304,872.42
  4. Step 4: Simplify right side
    546,574.19x = 229,957,156,076.99
  5. Step 5: Solve for x
    x = 229,957,156,076.99/546,574.19
  6. Step 6: Final answer
    x = 420,724.51

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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.