Home / 910,283.49-1,365,425.91-311,249.15

Finding the Fourth Proportional to 910,283.49, 1,365,425.91 and 311,249.15

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Solution

The fourth proportional to 910,283.49, 1,365,425.91 and 311,249.15 is: 466,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,283.49 : 1,365,425.91 = 311,249.15 : x
  2. Step 2: Convert to fraction form
    910,283.49/1,365,425.91 = 311,249.15/x
  3. Step 3: Cross multiply
    910,283.49x = 1,365,425.91 × 311,249.15
  4. Step 4: Simplify right side
    910,283.49x = 424,987,647,048.35
  5. Step 5: Solve for x
    x = 424,987,647,048.35/910,283.49
  6. Step 6: Final answer
    x = 466,873.95

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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.