Home / 738,402.93-1,107,604.28-177,437.43

Finding the Fourth Proportional to 738,402.93, 1,107,604.28 and 177,437.43

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Solution

The fourth proportional to 738,402.93, 1,107,604.28 and 177,437.43 is: 266,156.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,402.93 : 1,107,604.28 = 177,437.43 : x
  2. Step 2: Convert to fraction form
    738,402.93/1,107,604.28 = 177,437.43/x
  3. Step 3: Cross multiply
    738,402.93x = 1,107,604.28 × 177,437.43
  4. Step 4: Simplify right side
    738,402.93x = 196,530,457,343.79
  5. Step 5: Solve for x
    x = 196,530,457,343.79/738,402.93
  6. Step 6: Final answer
    x = 266,156.12

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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.