Home / 926,620.46-1,390,034.37-295,387.82

Finding the Fourth Proportional to 926,620.46, 1,390,034.37 and 295,387.82

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Solution

The fourth proportional to 926,620.46, 1,390,034.37 and 295,387.82 is: 443,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,620.46 : 1,390,034.37 = 295,387.82 : x
  2. Step 2: Convert to fraction form
    926,620.46/1,390,034.37 = 295,387.82/x
  3. Step 3: Cross multiply
    926,620.46x = 1,390,034.37 × 295,387.82
  4. Step 4: Simplify right side
    926,620.46x = 410,599,222,279.37
  5. Step 5: Solve for x
    x = 410,599,222,279.37/926,620.46
  6. Step 6: Final answer
    x = 443,114.78

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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.