Home / 828,605.13-1,242,934.43-229,572.06

Finding the Fourth Proportional to 828,605.13, 1,242,934.43 and 229,572.06

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Solution

The fourth proportional to 828,605.13, 1,242,934.43 and 229,572.06 is: 344,365.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,605.13 : 1,242,934.43 = 229,572.06 : x
  2. Step 2: Convert to fraction form
    828,605.13/1,242,934.43 = 229,572.06/x
  3. Step 3: Cross multiply
    828,605.13x = 1,242,934.43 × 229,572.06
  4. Step 4: Simplify right side
    828,605.13x = 285,343,016,392.17
  5. Step 5: Solve for x
    x = 285,343,016,392.17/828,605.13
  6. Step 6: Final answer
    x = 344,365.50

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1.5x scale

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.