Home / 432,276.96-647,086.80-368,504.04

Finding the Fourth Proportional to 432,276.96, 647,086.80 and 368,504.04

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Solution

The fourth proportional to 432,276.96, 647,086.80 and 368,504.04 is: 551,623.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,276.96 : 647,086.80 = 368,504.04 : x
  2. Step 2: Convert to fraction form
    432,276.96/647,086.80 = 368,504.04/x
  3. Step 3: Cross multiply
    432,276.96x = 647,086.80 × 368,504.04
  4. Step 4: Simplify right side
    432,276.96x = 238,454,100,030.67
  5. Step 5: Solve for x
    x = 238,454,100,030.67/432,276.96
  6. Step 6: Final answer
    x = 551,623.43

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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.