Home / 888,451.37-1,332,676.02-289,411.57

Finding the Fourth Proportional to 888,451.37, 1,332,676.02 and 289,411.57

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Solution

The fourth proportional to 888,451.37, 1,332,676.02 and 289,411.57 is: 434,117.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,451.37 : 1,332,676.02 = 289,411.57 : x
  2. Step 2: Convert to fraction form
    888,451.37/1,332,676.02 = 289,411.57/x
  3. Step 3: Cross multiply
    888,451.37x = 1,332,676.02 × 289,411.57
  4. Step 4: Simplify right side
    888,451.37x = 385,691,859,249.55
  5. Step 5: Solve for x
    x = 385,691,859,249.55/888,451.37
  6. Step 6: Final answer
    x = 434,117.02

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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.