Home / 705,097.64-1,056,922.50-278,460.56

Finding the Fourth Proportional to 705,097.64, 1,056,922.50 and 278,460.56

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Solution

The fourth proportional to 705,097.64, 1,056,922.50 and 278,460.56 is: 417,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,097.64 : 1,056,922.50 = 278,460.56 : x
  2. Step 2: Convert to fraction form
    705,097.64/1,056,922.50 = 278,460.56/x
  3. Step 3: Cross multiply
    705,097.64x = 1,056,922.50 × 278,460.56
  4. Step 4: Simplify right side
    705,097.64x = 294,311,231,226.60
  5. Step 5: Solve for x
    x = 294,311,231,226.60/705,097.64
  6. Step 6: Final answer
    x = 417,404.93

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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.