Home / 930,347.70-1,394,635.68-298,818.69

Finding the Fourth Proportional to 930,347.70, 1,394,635.68 and 298,818.69

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Solution

The fourth proportional to 930,347.70, 1,394,635.68 and 298,818.69 is: 447,943.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,347.70 : 1,394,635.68 = 298,818.69 : x
  2. Step 2: Convert to fraction form
    930,347.70/1,394,635.68 = 298,818.69/x
  3. Step 3: Cross multiply
    930,347.70x = 1,394,635.68 × 298,818.69
  4. Step 4: Simplify right side
    930,347.70x = 416,743,206,924.86
  5. Step 5: Solve for x
    x = 416,743,206,924.86/930,347.70
  6. Step 6: Final answer
    x = 447,943.50

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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.