Home / 842,205.60-1,263,174.75-273,600.18

Finding the Fourth Proportional to 842,205.60, 1,263,174.75 and 273,600.18

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Solution

The fourth proportional to 842,205.60, 1,263,174.75 and 273,600.18 is: 410,356.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,205.60 : 1,263,174.75 = 273,600.18 : x
  2. Step 2: Convert to fraction form
    842,205.60/1,263,174.75 = 273,600.18/x
  3. Step 3: Cross multiply
    842,205.60x = 1,263,174.75 × 273,600.18
  4. Step 4: Simplify right side
    842,205.60x = 345,604,838,971.46
  5. Step 5: Solve for x
    x = 345,604,838,971.46/842,205.60
  6. Step 6: Final answer
    x = 410,356.85

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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.