Home / 997,174.47-1,376,081.82-609,961.53

Finding the Fourth Proportional to 997,174.47, 1,376,081.82 and 609,961.53

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Solution

The fourth proportional to 997,174.47, 1,376,081.82 and 609,961.53 is: 841,735.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,174.47 : 1,376,081.82 = 609,961.53 : x
  2. Step 2: Convert to fraction form
    997,174.47/1,376,081.82 = 609,961.53/x
  3. Step 3: Cross multiply
    997,174.47x = 1,376,081.82 × 609,961.53
  4. Step 4: Simplify right side
    997,174.47x = 839,356,972,332.39
  5. Step 5: Solve for x
    x = 839,356,972,332.39/997,174.47
  6. Step 6: Final answer
    x = 841,735.32

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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.