Home / 281,346.04-422,018.42-217,397.18

Finding the Fourth Proportional to 281,346.04, 422,018.42 and 217,397.18

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Solution

The fourth proportional to 281,346.04, 422,018.42 and 217,397.18 is: 326,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,346.04 : 422,018.42 = 217,397.18 : x
  2. Step 2: Convert to fraction form
    281,346.04/422,018.42 = 217,397.18/x
  3. Step 3: Cross multiply
    281,346.04x = 422,018.42 × 217,397.18
  4. Step 4: Simplify right side
    281,346.04x = 91,745,614,743.73
  5. Step 5: Solve for x
    x = 91,745,614,743.73/281,346.04
  6. Step 6: Final answer
    x = 326,095.28

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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.