Home / 881,054.03-1,320,934.67-281,670.23

Finding the Fourth Proportional to 881,054.03, 1,320,934.67 and 281,670.23

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Solution

The fourth proportional to 881,054.03, 1,320,934.67 and 281,670.23 is: 422,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,054.03 : 1,320,934.67 = 281,670.23 : x
  2. Step 2: Convert to fraction form
    881,054.03/1,320,934.67 = 281,670.23/x
  3. Step 3: Cross multiply
    881,054.03x = 1,320,934.67 × 281,670.23
  4. Step 4: Simplify right side
    881,054.03x = 372,067,975,264.12
  5. Step 5: Solve for x
    x = 372,067,975,264.12/881,054.03
  6. Step 6: Final answer
    x = 422,298.70

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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.