Home / 555,733.74-766,913.37-301,084.95

Finding the Fourth Proportional to 555,733.74, 766,913.37 and 301,084.95

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Solution

The fourth proportional to 555,733.74, 766,913.37 and 301,084.95 is: 415,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,733.74 : 766,913.37 = 301,084.95 : x
  2. Step 2: Convert to fraction form
    555,733.74/766,913.37 = 301,084.95/x
  3. Step 3: Cross multiply
    555,733.74x = 766,913.37 × 301,084.95
  4. Step 4: Simplify right side
    555,733.74x = 230,906,073,660.78
  5. Step 5: Solve for x
    x = 230,906,073,660.78/555,733.74
  6. Step 6: Final answer
    x = 415,497.67

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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.