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Finding the Fourth Proportional to 777,912.96, 1,167,510.96 and 601,494.96

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Solution

The fourth proportional to 777,912.96, 1,167,510.96 and 601,494.96 is: 902,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,912.96 : 1,167,510.96 = 601,494.96 : x
  2. Step 2: Convert to fraction form
    777,912.96/1,167,510.96 = 601,494.96/x
  3. Step 3: Cross multiply
    777,912.96x = 1,167,510.96 × 601,494.96
  4. Step 4: Simplify right side
    777,912.96x = 702,251,958,184.76
  5. Step 5: Solve for x
    x = 702,251,958,184.76/777,912.96
  6. Step 6: Final answer
    x = 902,738.47

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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.