Home / 715,511.22-1,073,316.51-242,036.52

Finding the Fourth Proportional to 715,511.22, 1,073,316.51 and 242,036.52

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Solution

The fourth proportional to 715,511.22, 1,073,316.51 and 242,036.52 is: 363,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,511.22 : 1,073,316.51 = 242,036.52 : x
  2. Step 2: Convert to fraction form
    715,511.22/1,073,316.51 = 242,036.52/x
  3. Step 3: Cross multiply
    715,511.22x = 1,073,316.51 × 242,036.52
  4. Step 4: Simplify right side
    715,511.22x = 259,781,792,938.95
  5. Step 5: Solve for x
    x = 259,781,792,938.95/715,511.22
  6. Step 6: Final answer
    x = 363,071.59

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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.