Home / 997,677.85-1,376,795.37-538,792.37

Finding the Fourth Proportional to 997,677.85, 1,376,795.37 and 538,792.37

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Solution

The fourth proportional to 997,677.85, 1,376,795.37 and 538,792.37 is: 743,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,677.85 : 1,376,795.37 = 538,792.37 : x
  2. Step 2: Convert to fraction form
    997,677.85/1,376,795.37 = 538,792.37/x
  3. Step 3: Cross multiply
    997,677.85x = 1,376,795.37 × 538,792.37
  4. Step 4: Simplify right side
    997,677.85x = 741,806,840,407.33
  5. Step 5: Solve for x
    x = 741,806,840,407.33/997,677.85
  6. Step 6: Final answer
    x = 743,533.44

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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.