Home / 997,988.49-1,377,237.27-568,270.32

Finding the Fourth Proportional to 997,988.49, 1,377,237.27 and 568,270.32

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Solution

The fourth proportional to 997,988.49, 1,377,237.27 and 568,270.32 is: 784,220.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,988.49 : 1,377,237.27 = 568,270.32 : x
  2. Step 2: Convert to fraction form
    997,988.49/1,377,237.27 = 568,270.32/x
  3. Step 3: Cross multiply
    997,988.49x = 1,377,237.27 × 568,270.32
  4. Step 4: Simplify right side
    997,988.49x = 782,643,064,138.83
  5. Step 5: Solve for x
    x = 782,643,064,138.83/997,988.49
  6. Step 6: Final answer
    x = 784,220.53

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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.