Home / 802,882.29-1,107,990.05-440,339.25

Finding the Fourth Proportional to 802,882.29, 1,107,990.05 and 440,339.25

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Solution

The fourth proportional to 802,882.29, 1,107,990.05 and 440,339.25 is: 607,675.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,882.29 : 1,107,990.05 = 440,339.25 : x
  2. Step 2: Convert to fraction form
    802,882.29/1,107,990.05 = 440,339.25/x
  3. Step 3: Cross multiply
    802,882.29x = 1,107,990.05 × 440,339.25
  4. Step 4: Simplify right side
    802,882.29x = 487,891,505,422.77
  5. Step 5: Solve for x
    x = 487,891,505,422.77/802,882.29
  6. Step 6: Final answer
    x = 607,675.01

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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.