Home / 1,055,163.85-1,456,132.77-571,732.49

Finding the Fourth Proportional to 1,055,163.85, 1,456,132.77 and 571,732.49

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Solution

The fourth proportional to 1,055,163.85, 1,456,132.77 and 571,732.49 is: 788,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,163.85 : 1,456,132.77 = 571,732.49 : x
  2. Step 2: Convert to fraction form
    1,055,163.85/1,456,132.77 = 571,732.49/x
  3. Step 3: Cross multiply
    1,055,163.85x = 1,456,132.77 × 571,732.49
  4. Step 4: Simplify right side
    1,055,163.85x = 832,518,418,003.03
  5. Step 5: Solve for x
    x = 832,518,418,003.03/1,055,163.85
  6. Step 6: Final answer
    x = 788,994.45

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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.