Home / 828,333.17-1,242,361.33-229,354.88

Finding the Fourth Proportional to 828,333.17, 1,242,361.33 and 229,354.88

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Solution

The fourth proportional to 828,333.17, 1,242,361.33 and 229,354.88 is: 343,993.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,333.17 : 1,242,361.33 = 229,354.88 : x
  2. Step 2: Convert to fraction form
    828,333.17/1,242,361.33 = 229,354.88/x
  3. Step 3: Cross multiply
    828,333.17x = 1,242,361.33 × 229,354.88
  4. Step 4: Simplify right side
    828,333.17x = 284,941,626,973.60
  5. Step 5: Solve for x
    x = 284,941,626,973.60/828,333.17
  6. Step 6: Final answer
    x = 343,993.98

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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.