Home / 406,084.71-560,397.07-222,335.19

Finding the Fourth Proportional to 406,084.71, 560,397.07 and 222,335.19

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Solution

The fourth proportional to 406,084.71, 560,397.07 and 222,335.19 is: 306,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,084.71 : 560,397.07 = 222,335.19 : x
  2. Step 2: Convert to fraction form
    406,084.71/560,397.07 = 222,335.19/x
  3. Step 3: Cross multiply
    406,084.71x = 560,397.07 × 222,335.19
  4. Step 4: Simplify right side
    406,084.71x = 124,595,989,311.81
  5. Step 5: Solve for x
    x = 124,595,989,311.81/406,084.71
  6. Step 6: Final answer
    x = 306,822.65

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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.