Home / 847,060.27-1,270,738.46-278,283.53

Finding the Fourth Proportional to 847,060.27, 1,270,738.46 and 278,283.53

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Solution

The fourth proportional to 847,060.27, 1,270,738.46 and 278,283.53 is: 417,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,060.27 : 1,270,738.46 = 278,283.53 : x
  2. Step 2: Convert to fraction form
    847,060.27/1,270,738.46 = 278,283.53/x
  3. Step 3: Cross multiply
    847,060.27x = 1,270,738.46 × 278,283.53
  4. Step 4: Simplify right side
    847,060.27x = 353,625,588,228.12
  5. Step 5: Solve for x
    x = 353,625,588,228.12/847,060.27
  6. Step 6: Final answer
    x = 417,473.94

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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.