Home / 761,616.39-1,141,301.52-424,192.26

Finding the Fourth Proportional to 761,616.39, 1,141,301.52 and 424,192.26

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Solution

The fourth proportional to 761,616.39, 1,141,301.52 and 424,192.26 is: 635,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,616.39 : 1,141,301.52 = 424,192.26 : x
  2. Step 2: Convert to fraction form
    761,616.39/1,141,301.52 = 424,192.26/x
  3. Step 3: Cross multiply
    761,616.39x = 1,141,301.52 × 424,192.26
  4. Step 4: Simplify right side
    761,616.39x = 484,131,271,110.24
  5. Step 5: Solve for x
    x = 484,131,271,110.24/761,616.39
  6. Step 6: Final answer
    x = 635,662.88

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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.