Home / 939,494.04-1,408,550.90-299,429.43

Finding the Fourth Proportional to 939,494.04, 1,408,550.90 and 299,429.43

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Solution

The fourth proportional to 939,494.04, 1,408,550.90 and 299,429.43 is: 448,924.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,494.04 : 1,408,550.90 = 299,429.43 : x
  2. Step 2: Convert to fraction form
    939,494.04/1,408,550.90 = 299,429.43/x
  3. Step 3: Cross multiply
    939,494.04x = 1,408,550.90 × 299,429.43
  4. Step 4: Simplify right side
    939,494.04x = 421,761,591,615.84
  5. Step 5: Solve for x
    x = 421,761,591,615.84/939,494.04
  6. Step 6: Final answer
    x = 448,924.18

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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.