Home / 432,249.04-595,789.64-288,956.80

Finding the Fourth Proportional to 432,249.04, 595,789.64 and 288,956.80

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Solution

The fourth proportional to 432,249.04, 595,789.64 and 288,956.80 is: 398,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,249.04 : 595,789.64 = 288,956.80 : x
  2. Step 2: Convert to fraction form
    432,249.04/595,789.64 = 288,956.80/x
  3. Step 3: Cross multiply
    432,249.04x = 595,789.64 × 288,956.80
  4. Step 4: Simplify right side
    432,249.04x = 172,157,467,847.55
  5. Step 5: Solve for x
    x = 172,157,467,847.55/432,249.04
  6. Step 6: Final answer
    x = 398,283.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.