Home / 997,957.95-1,377,182.52-539,072.52

Finding the Fourth Proportional to 997,957.95, 1,377,182.52 and 539,072.52

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Solution

The fourth proportional to 997,957.95, 1,377,182.52 and 539,072.52 is: 743,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,957.95 : 1,377,182.52 = 539,072.52 : x
  2. Step 2: Convert to fraction form
    997,957.95/1,377,182.52 = 539,072.52/x
  3. Step 3: Cross multiply
    997,957.95x = 1,377,182.52 × 539,072.52
  4. Step 4: Simplify right side
    997,957.95x = 742,401,251,556.35
  5. Step 5: Solve for x
    x = 742,401,251,556.35/997,957.95
  6. Step 6: Final answer
    x = 743,920.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.