Home / 767,117.49-1,150,722.35-234,643.13

Finding the Fourth Proportional to 767,117.49, 1,150,722.35 and 234,643.13

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Solution

The fourth proportional to 767,117.49, 1,150,722.35 and 234,643.13 is: 351,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,117.49 : 1,150,722.35 = 234,643.13 : x
  2. Step 2: Convert to fraction form
    767,117.49/1,150,722.35 = 234,643.13/x
  3. Step 3: Cross multiply
    767,117.49x = 1,150,722.35 × 234,643.13
  4. Step 4: Simplify right side
    767,117.49x = 270,009,092,233.25
  5. Step 5: Solve for x
    x = 270,009,092,233.25/767,117.49
  6. Step 6: Final answer
    x = 351,978.80

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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.