Home / 741,476.40-1,111,466.76-292,023.60

Finding the Fourth Proportional to 741,476.40, 1,111,466.76 and 292,023.60

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Solution

The fourth proportional to 741,476.40, 1,111,466.76 and 292,023.60 is: 437,740.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,476.40 : 1,111,466.76 = 292,023.60 : x
  2. Step 2: Convert to fraction form
    741,476.40/1,111,466.76 = 292,023.60/x
  3. Step 3: Cross multiply
    741,476.40x = 1,111,466.76 × 292,023.60
  4. Step 4: Simplify right side
    741,476.40x = 324,574,524,535.54
  5. Step 5: Solve for x
    x = 324,574,524,535.54/741,476.40
  6. Step 6: Final answer
    x = 437,740.87

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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.