Home / 555,829.22-766,748.50-338,104.46

Finding the Fourth Proportional to 555,829.22, 766,748.50 and 338,104.46

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Solution

The fourth proportional to 555,829.22, 766,748.50 and 338,104.46 is: 466,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,829.22 : 766,748.50 = 338,104.46 : x
  2. Step 2: Convert to fraction form
    555,829.22/766,748.50 = 338,104.46/x
  3. Step 3: Cross multiply
    555,829.22x = 766,748.50 × 338,104.46
  4. Step 4: Simplify right side
    555,829.22x = 259,241,088,619.92
  5. Step 5: Solve for x
    x = 259,241,088,619.92/555,829.22
  6. Step 6: Final answer
    x = 466,404.21

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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.