Home / 997,445.94-1,376,397.32-561,844.22

Finding the Fourth Proportional to 997,445.94, 1,376,397.32 and 561,844.22

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Solution

The fourth proportional to 997,445.94, 1,376,397.32 and 561,844.22 is: 775,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,445.94 : 1,376,397.32 = 561,844.22 : x
  2. Step 2: Convert to fraction form
    997,445.94/1,376,397.32 = 561,844.22/x
  3. Step 3: Cross multiply
    997,445.94x = 1,376,397.32 × 561,844.22
  4. Step 4: Simplify right side
    997,445.94x = 773,320,878,665.49
  5. Step 5: Solve for x
    x = 773,320,878,665.49/997,445.94
  6. Step 6: Final answer
    x = 775,301.04

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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.