Home / 997,133.98-1,375,997.07-567,373.90

Finding the Fourth Proportional to 997,133.98, 1,375,997.07 and 567,373.90

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Solution

The fourth proportional to 997,133.98, 1,375,997.07 and 567,373.90 is: 782,948.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,133.98 : 1,375,997.07 = 567,373.90 : x
  2. Step 2: Convert to fraction form
    997,133.98/1,375,997.07 = 567,373.90/x
  3. Step 3: Cross multiply
    997,133.98x = 1,375,997.07 × 567,373.90
  4. Step 4: Simplify right side
    997,133.98x = 780,704,823,994.47
  5. Step 5: Solve for x
    x = 780,704,823,994.47/997,133.98
  6. Step 6: Final answer
    x = 782,948.77

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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.