Home / 916,340.33-1,373,958.27-410,809.88

Finding the Fourth Proportional to 916,340.33, 1,373,958.27 and 410,809.88

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Solution

The fourth proportional to 916,340.33, 1,373,958.27 and 410,809.88 is: 615,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,340.33 : 1,373,958.27 = 410,809.88 : x
  2. Step 2: Convert to fraction form
    916,340.33/1,373,958.27 = 410,809.88/x
  3. Step 3: Cross multiply
    916,340.33x = 1,373,958.27 × 410,809.88
  4. Step 4: Simplify right side
    916,340.33x = 564,435,625,153.92
  5. Step 5: Solve for x
    x = 564,435,625,153.92/916,340.33
  6. Step 6: Final answer
    x = 615,967.24

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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.