Home / 772,258.73-1,158,400.24-292,357.76

Finding the Fourth Proportional to 772,258.73, 1,158,400.24 and 292,357.76

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Solution

The fourth proportional to 772,258.73, 1,158,400.24 and 292,357.76 is: 438,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,258.73 : 1,158,400.24 = 292,357.76 : x
  2. Step 2: Convert to fraction form
    772,258.73/1,158,400.24 = 292,357.76/x
  3. Step 3: Cross multiply
    772,258.73x = 1,158,400.24 × 292,357.76
  4. Step 4: Simplify right side
    772,258.73x = 338,667,292,826.97
  5. Step 5: Solve for x
    x = 338,667,292,826.97/772,258.73
  6. Step 6: Final answer
    x = 438,541.23

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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.