Home / 1,330,257.42-1,995,371.46-383,597.46

Finding the Fourth Proportional to 1,330,257.42, 1,995,371.46 and 383,597.46

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Solution

The fourth proportional to 1,330,257.42, 1,995,371.46 and 383,597.46 is: 575,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,257.42 : 1,995,371.46 = 383,597.46 : x
  2. Step 2: Convert to fraction form
    1,330,257.42/1,995,371.46 = 383,597.46/x
  3. Step 3: Cross multiply
    1,330,257.42x = 1,995,371.46 × 383,597.46
  4. Step 4: Simplify right side
    1,330,257.42x = 765,419,423,812.49
  5. Step 5: Solve for x
    x = 765,419,423,812.49/1,330,257.42
  6. Step 6: Final answer
    x = 575,391.96

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Double scale
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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.