Home / 988,296.04-1,363,994.82-625,753.54

Finding the Fourth Proportional to 988,296.04, 1,363,994.82 and 625,753.54

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Solution

The fourth proportional to 988,296.04, 1,363,994.82 and 625,753.54 is: 863,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,296.04 : 1,363,994.82 = 625,753.54 : x
  2. Step 2: Convert to fraction form
    988,296.04/1,363,994.82 = 625,753.54/x
  3. Step 3: Cross multiply
    988,296.04x = 1,363,994.82 × 625,753.54
  4. Step 4: Simplify right side
    988,296.04x = 853,524,587,156.66
  5. Step 5: Solve for x
    x = 853,524,587,156.66/988,296.04
  6. Step 6: Final answer
    x = 863,632.51

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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.