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Finding the Fourth Proportional to 650,021.97, 974,234.38 and 365,113.62

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Solution

The fourth proportional to 650,021.97, 974,234.38 and 365,113.62 is: 547,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,021.97 : 974,234.38 = 365,113.62 : x
  2. Step 2: Convert to fraction form
    650,021.97/974,234.38 = 365,113.62/x
  3. Step 3: Cross multiply
    650,021.97x = 974,234.38 × 365,113.62
  4. Step 4: Simplify right side
    650,021.97x = 355,706,240,297.47
  5. Step 5: Solve for x
    x = 355,706,240,297.47/650,021.97
  6. Step 6: Final answer
    x = 547,221.87

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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.