Home / 939,794.90-1,408,708.20-370,956.20

Finding the Fourth Proportional to 939,794.90, 1,408,708.20 and 370,956.20

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Solution

The fourth proportional to 939,794.90, 1,408,708.20 and 370,956.20 is: 556,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,794.90 : 1,408,708.20 = 370,956.20 : x
  2. Step 2: Convert to fraction form
    939,794.90/1,408,708.20 = 370,956.20/x
  3. Step 3: Cross multiply
    939,794.90x = 1,408,708.20 × 370,956.20
  4. Step 4: Simplify right side
    939,794.90x = 522,569,040,780.84
  5. Step 5: Solve for x
    x = 522,569,040,780.84/939,794.90
  6. Step 6: Final answer
    x = 556,045.84

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1.5x scale

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.