Home / 965,044.28-1,447,576.81-291,131.42

Finding the Fourth Proportional to 965,044.28, 1,447,576.81 and 291,131.42

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Solution

The fourth proportional to 965,044.28, 1,447,576.81 and 291,131.42 is: 436,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,044.28 : 1,447,576.81 = 291,131.42 : x
  2. Step 2: Convert to fraction form
    965,044.28/1,447,576.81 = 291,131.42/x
  3. Step 3: Cross multiply
    965,044.28x = 1,447,576.81 × 291,131.42
  4. Step 4: Simplify right side
    965,044.28x = 421,435,083,560.83
  5. Step 5: Solve for x
    x = 421,435,083,560.83/965,044.28
  6. Step 6: Final answer
    x = 436,700.26

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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.