Home / 939,274.32-1,408,034.95-370,660.14

Finding the Fourth Proportional to 939,274.32, 1,408,034.95 and 370,660.14

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Solution

The fourth proportional to 939,274.32, 1,408,034.95 and 370,660.14 is: 555,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,274.32 : 1,408,034.95 = 370,660.14 : x
  2. Step 2: Convert to fraction form
    939,274.32/1,408,034.95 = 370,660.14/x
  3. Step 3: Cross multiply
    939,274.32x = 1,408,034.95 × 370,660.14
  4. Step 4: Simplify right side
    939,274.32x = 521,902,431,691.89
  5. Step 5: Solve for x
    x = 521,902,431,691.89/939,274.32
  6. Step 6: Final answer
    x = 555,644.31

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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.