Home / 940,974.30-1,298,550.33-511,254.18

Finding the Fourth Proportional to 940,974.30, 1,298,550.33 and 511,254.18

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Solution

The fourth proportional to 940,974.30, 1,298,550.33 and 511,254.18 is: 705,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,974.30 : 1,298,550.33 = 511,254.18 : x
  2. Step 2: Convert to fraction form
    940,974.30/1,298,550.33 = 511,254.18/x
  3. Step 3: Cross multiply
    940,974.30x = 1,298,550.33 × 511,254.18
  4. Step 4: Simplify right side
    940,974.30x = 663,889,284,152.88
  5. Step 5: Solve for x
    x = 663,889,284,152.88/940,974.30
  6. Step 6: Final answer
    x = 705,533.92

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1.5x scale

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.