Home / 847,093.59-1,270,796.31-278,506.80

Finding the Fourth Proportional to 847,093.59, 1,270,796.31 and 278,506.80

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Solution

The fourth proportional to 847,093.59, 1,270,796.31 and 278,506.80 is: 417,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,093.59 : 1,270,796.31 = 278,506.80 : x
  2. Step 2: Convert to fraction form
    847,093.59/1,270,796.31 = 278,506.80/x
  3. Step 3: Cross multiply
    847,093.59x = 1,270,796.31 × 278,506.80
  4. Step 4: Simplify right side
    847,093.59x = 353,925,413,749.91
  5. Step 5: Solve for x
    x = 353,925,413,749.91/847,093.59
  6. Step 6: Final answer
    x = 417,811.46

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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.