Home / 997,735.52-1,376,905.28-545,055.68

Finding the Fourth Proportional to 997,735.52, 1,376,905.28 and 545,055.68

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Solution

The fourth proportional to 997,735.52, 1,376,905.28 and 545,055.68 is: 752,193.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,735.52 : 1,376,905.28 = 545,055.68 : x
  2. Step 2: Convert to fraction form
    997,735.52/1,376,905.28 = 545,055.68/x
  3. Step 3: Cross multiply
    997,735.52x = 1,376,905.28 × 545,055.68
  4. Step 4: Simplify right side
    997,735.52x = 750,490,043,685.99
  5. Step 5: Solve for x
    x = 750,490,043,685.99/997,735.52
  6. Step 6: Final answer
    x = 752,193.37

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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.