Home / 761,218.29-1,141,469.85-441,461.04

Finding the Fourth Proportional to 761,218.29, 1,141,469.85 and 441,461.04

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Solution

The fourth proportional to 761,218.29, 1,141,469.85 and 441,461.04 is: 661,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,218.29 : 1,141,469.85 = 441,461.04 : x
  2. Step 2: Convert to fraction form
    761,218.29/1,141,469.85 = 441,461.04/x
  3. Step 3: Cross multiply
    761,218.29x = 1,141,469.85 × 441,461.04
  4. Step 4: Simplify right side
    761,218.29x = 503,914,467,109.64
  5. Step 5: Solve for x
    x = 503,914,467,109.64/761,218.29
  6. Step 6: Final answer
    x = 661,984.18

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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.