Home / 922,394.32-1,383,517.63-410,218.05

Finding the Fourth Proportional to 922,394.32, 1,383,517.63 and 410,218.05

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Solution

The fourth proportional to 922,394.32, 1,383,517.63 and 410,218.05 is: 615,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,394.32 : 1,383,517.63 = 410,218.05 : x
  2. Step 2: Convert to fraction form
    922,394.32/1,383,517.63 = 410,218.05/x
  3. Step 3: Cross multiply
    922,394.32x = 1,383,517.63 × 410,218.05
  4. Step 4: Simplify right side
    922,394.32x = 567,543,904,319.22
  5. Step 5: Solve for x
    x = 567,543,904,319.22/922,394.32
  6. Step 6: Final answer
    x = 615,294.23

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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.