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Finding the Fourth Proportional to 366,436.40, 548,721.46 and 241,398.32

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Solution

The fourth proportional to 366,436.40, 548,721.46 and 241,398.32 is: 361,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,436.40 : 548,721.46 = 241,398.32 : x
  2. Step 2: Convert to fraction form
    366,436.40/548,721.46 = 241,398.32/x
  3. Step 3: Cross multiply
    366,436.40x = 548,721.46 × 241,398.32
  4. Step 4: Simplify right side
    366,436.40x = 132,460,438,591.95
  5. Step 5: Solve for x
    x = 132,460,438,591.95/366,436.40
  6. Step 6: Final answer
    x = 361,482.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.