Home / 955,028.06-1,432,386.33-280,951.69

Finding the Fourth Proportional to 955,028.06, 1,432,386.33 and 280,951.69

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Solution

The fourth proportional to 955,028.06, 1,432,386.33 and 280,951.69 is: 421,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,028.06 : 1,432,386.33 = 280,951.69 : x
  2. Step 2: Convert to fraction form
    955,028.06/1,432,386.33 = 280,951.69/x
  3. Step 3: Cross multiply
    955,028.06x = 1,432,386.33 × 280,951.69
  4. Step 4: Simplify right side
    955,028.06x = 402,431,360,146.40
  5. Step 5: Solve for x
    x = 402,431,360,146.40/955,028.06
  6. Step 6: Final answer
    x = 421,381.71

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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.