Home / 930,680.08-1,395,853.79-247,570.64

Finding the Fourth Proportional to 930,680.08, 1,395,853.79 and 247,570.64

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Solution

The fourth proportional to 930,680.08, 1,395,853.79 and 247,570.64 is: 371,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,680.08 : 1,395,853.79 = 247,570.64 : x
  2. Step 2: Convert to fraction form
    930,680.08/1,395,853.79 = 247,570.64/x
  3. Step 3: Cross multiply
    930,680.08x = 1,395,853.79 × 247,570.64
  4. Step 4: Simplify right side
    930,680.08x = 345,572,416,136.73
  5. Step 5: Solve for x
    x = 345,572,416,136.73/930,680.08
  6. Step 6: Final answer
    x = 371,311.71

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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.