Home / 728,511.17-1,092,530.27-242,062.67

Finding the Fourth Proportional to 728,511.17, 1,092,530.27 and 242,062.67

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Solution

The fourth proportional to 728,511.17, 1,092,530.27 and 242,062.67 is: 363,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,511.17 : 1,092,530.27 = 242,062.67 : x
  2. Step 2: Convert to fraction form
    728,511.17/1,092,530.27 = 242,062.67/x
  3. Step 3: Cross multiply
    728,511.17x = 1,092,530.27 × 242,062.67
  4. Step 4: Simplify right side
    728,511.17x = 264,460,794,212.02
  5. Step 5: Solve for x
    x = 264,460,794,212.02/728,511.17
  6. Step 6: Final answer
    x = 363,015.43

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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.