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Finding the Fourth Proportional to 773,062.01, 1,066,876.03 and 446,388.80

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Solution

The fourth proportional to 773,062.01, 1,066,876.03 and 446,388.80 is: 616,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,062.01 : 1,066,876.03 = 446,388.80 : x
  2. Step 2: Convert to fraction form
    773,062.01/1,066,876.03 = 446,388.80/x
  3. Step 3: Cross multiply
    773,062.01x = 1,066,876.03 × 446,388.80
  4. Step 4: Simplify right side
    773,062.01x = 476,241,508,548.52
  5. Step 5: Solve for x
    x = 476,241,508,548.52/773,062.01
  6. Step 6: Final answer
    x = 616,045.68

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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.