Home / 930,949.02-1,396,532.88-331,995.33

Finding the Fourth Proportional to 930,949.02, 1,396,532.88 and 331,995.33

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Solution

The fourth proportional to 930,949.02, 1,396,532.88 and 331,995.33 is: 498,031.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,949.02 : 1,396,532.88 = 331,995.33 : x
  2. Step 2: Convert to fraction form
    930,949.02/1,396,532.88 = 331,995.33/x
  3. Step 3: Cross multiply
    930,949.02x = 1,396,532.88 × 331,995.33
  4. Step 4: Simplify right side
    930,949.02x = 463,642,394,351.45
  5. Step 5: Solve for x
    x = 463,642,394,351.45/930,949.02
  6. Step 6: Final answer
    x = 498,031.99

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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.