Home / 729,680.74-1,094,721.77-350,918.31

Finding the Fourth Proportional to 729,680.74, 1,094,721.77 and 350,918.31

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Solution

The fourth proportional to 729,680.74, 1,094,721.77 and 350,918.31 is: 526,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,680.74 : 1,094,721.77 = 350,918.31 : x
  2. Step 2: Convert to fraction form
    729,680.74/1,094,721.77 = 350,918.31/x
  3. Step 3: Cross multiply
    729,680.74x = 1,094,721.77 × 350,918.31
  4. Step 4: Simplify right side
    729,680.74x = 384,157,913,448.61
  5. Step 5: Solve for x
    x = 384,157,913,448.61/729,680.74
  6. Step 6: Final answer
    x = 526,473.97

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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.