Home / 940,806.95-1,298,324.63-511,093.85

Finding the Fourth Proportional to 940,806.95, 1,298,324.63 and 511,093.85

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Solution

The fourth proportional to 940,806.95, 1,298,324.63 and 511,093.85 is: 705,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,806.95 : 1,298,324.63 = 511,093.85 : x
  2. Step 2: Convert to fraction form
    940,806.95/1,298,324.63 = 511,093.85/x
  3. Step 3: Cross multiply
    940,806.95x = 1,298,324.63 × 511,093.85
  4. Step 4: Simplify right side
    940,806.95x = 663,565,728,482.64
  5. Step 5: Solve for x
    x = 663,565,728,482.64/940,806.95
  6. Step 6: Final answer
    x = 705,315.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.