Home / 997,957.94-1,377,182.40-539,072.48

Finding the Fourth Proportional to 997,957.94, 1,377,182.40 and 539,072.48

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Solution

The fourth proportional to 997,957.94, 1,377,182.40 and 539,072.48 is: 743,920.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,957.94 : 1,377,182.40 = 539,072.48 : x
  2. Step 2: Convert to fraction form
    997,957.94/1,377,182.40 = 539,072.48/x
  3. Step 3: Cross multiply
    997,957.94x = 1,377,182.40 × 539,072.48
  4. Step 4: Simplify right side
    997,957.94x = 742,401,131,780.35
  5. Step 5: Solve for x
    x = 742,401,131,780.35/997,957.94
  6. Step 6: Final answer
    x = 743,920.26

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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.