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Finding the Fourth Proportional to 650,546.50, 976,715.25 and 330,914.69

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Solution

The fourth proportional to 650,546.50, 976,715.25 and 330,914.69 is: 496,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,546.50 : 976,715.25 = 330,914.69 : x
  2. Step 2: Convert to fraction form
    650,546.50/976,715.25 = 330,914.69/x
  3. Step 3: Cross multiply
    650,546.50x = 976,715.25 × 330,914.69
  4. Step 4: Simplify right side
    650,546.50x = 323,209,424,172.02
  5. Step 5: Solve for x
    x = 323,209,424,172.02/650,546.50
  6. Step 6: Final answer
    x = 496,827.55

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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.