Home / 880,278.93-1,320,488.87-281,325.24

Finding the Fourth Proportional to 880,278.93, 1,320,488.87 and 281,325.24

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Solution

The fourth proportional to 880,278.93, 1,320,488.87 and 281,325.24 is: 422,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,278.93 : 1,320,488.87 = 281,325.24 : x
  2. Step 2: Convert to fraction form
    880,278.93/1,320,488.87 = 281,325.24/x
  3. Step 3: Cross multiply
    880,278.93x = 1,320,488.87 × 281,325.24
  4. Step 4: Simplify right side
    880,278.93x = 371,486,846,863.45
  5. Step 5: Solve for x
    x = 371,486,846,863.45/880,278.93
  6. Step 6: Final answer
    x = 422,010.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.