Home / 976,576.20-1,464,864.30-808,614.60

Finding the Fourth Proportional to 976,576.20, 1,464,864.30 and 808,614.60

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Solution

The fourth proportional to 976,576.20, 1,464,864.30 and 808,614.60 is: 1,212,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,576.20 : 1,464,864.30 = 808,614.60 : x
  2. Step 2: Convert to fraction form
    976,576.20/1,464,864.30 = 808,614.60/x
  3. Step 3: Cross multiply
    976,576.20x = 1,464,864.30 × 808,614.60
  4. Step 4: Simplify right side
    976,576.20x = 1,184,510,659,998.78
  5. Step 5: Solve for x
    x = 1,184,510,659,998.78/976,576.20
  6. Step 6: Final answer
    x = 1,212,921.90

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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.