Home / 779,744.72-1,170,083.60-716,292.56

Finding the Fourth Proportional to 779,744.72, 1,170,083.60 and 716,292.56

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Solution

The fourth proportional to 779,744.72, 1,170,083.60 and 716,292.56 is: 1,074,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,744.72 : 1,170,083.60 = 716,292.56 : x
  2. Step 2: Convert to fraction form
    779,744.72/1,170,083.60 = 716,292.56/x
  3. Step 3: Cross multiply
    779,744.72x = 1,170,083.60 × 716,292.56
  4. Step 4: Simplify right side
    779,744.72x = 838,122,177,258.02
  5. Step 5: Solve for x
    x = 838,122,177,258.02/779,744.72
  6. Step 6: Final answer
    x = 1,074,867.40

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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.