Home / 515,036.97-772,599.38-141,060.33

Finding the Fourth Proportional to 515,036.97, 772,599.38 and 141,060.33

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Solution

The fourth proportional to 515,036.97, 772,599.38 and 141,060.33 is: 211,602.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,036.97 : 772,599.38 = 141,060.33 : x
  2. Step 2: Convert to fraction form
    515,036.97/772,599.38 = 141,060.33/x
  3. Step 3: Cross multiply
    515,036.97x = 772,599.38 × 141,060.33
  4. Step 4: Simplify right side
    515,036.97x = 108,983,122,795.29
  5. Step 5: Solve for x
    x = 108,983,122,795.29/515,036.97
  6. Step 6: Final answer
    x = 211,602.52

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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.