Home / 774,059.28-1,160,480.50-489,150.59

Finding the Fourth Proportional to 774,059.28, 1,160,480.50 and 489,150.59

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Solution

The fourth proportional to 774,059.28, 1,160,480.50 and 489,150.59 is: 733,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,059.28 : 1,160,480.50 = 489,150.59 : x
  2. Step 2: Convert to fraction form
    774,059.28/1,160,480.50 = 489,150.59/x
  3. Step 3: Cross multiply
    774,059.28x = 1,160,480.50 × 489,150.59
  4. Step 4: Simplify right side
    774,059.28x = 567,649,721,258.50
  5. Step 5: Solve for x
    x = 567,649,721,258.50/774,059.28
  6. Step 6: Final answer
    x = 733,341.41

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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.