Home / 408,440.25-563,056.67-270,387.84

Finding the Fourth Proportional to 408,440.25, 563,056.67 and 270,387.84

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Solution

The fourth proportional to 408,440.25, 563,056.67 and 270,387.84 is: 372,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,440.25 : 563,056.67 = 270,387.84 : x
  2. Step 2: Convert to fraction form
    408,440.25/563,056.67 = 270,387.84/x
  3. Step 3: Cross multiply
    408,440.25x = 563,056.67 × 270,387.84
  4. Step 4: Simplify right side
    408,440.25x = 152,243,675,446.95
  5. Step 5: Solve for x
    x = 152,243,675,446.95/408,440.25
  6. Step 6: Final answer
    x = 372,744.06

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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.