Home / 955,432.82-1,432,918.35-281,330.66

Finding the Fourth Proportional to 955,432.82, 1,432,918.35 and 281,330.66

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Solution

The fourth proportional to 955,432.82, 1,432,918.35 and 281,330.66 is: 421,928.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,432.82 : 1,432,918.35 = 281,330.66 : x
  2. Step 2: Convert to fraction form
    955,432.82/1,432,918.35 = 281,330.66/x
  3. Step 3: Cross multiply
    955,432.82x = 1,432,918.35 × 281,330.66
  4. Step 4: Simplify right side
    955,432.82x = 403,123,865,131.61
  5. Step 5: Solve for x
    x = 403,123,865,131.61/955,432.82
  6. Step 6: Final answer
    x = 421,928.01

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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.