Home / 555,803.84-766,922.13-323,282.27

Finding the Fourth Proportional to 555,803.84, 766,922.13 and 323,282.27

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Solution

The fourth proportional to 555,803.84, 766,922.13 and 323,282.27 is: 446,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,803.84 : 766,922.13 = 323,282.27 : x
  2. Step 2: Convert to fraction form
    555,803.84/766,922.13 = 323,282.27/x
  3. Step 3: Cross multiply
    555,803.84x = 766,922.13 × 323,282.27
  4. Step 4: Simplify right side
    555,803.84x = 247,932,323,265.02
  5. Step 5: Solve for x
    x = 247,932,323,265.02/555,803.84
  6. Step 6: Final answer
    x = 446,078.83

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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.