Home / 824,132.72-1,233,984.26-522,982.82

Finding the Fourth Proportional to 824,132.72, 1,233,984.26 and 522,982.82

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Solution

The fourth proportional to 824,132.72, 1,233,984.26 and 522,982.82 is: 783,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,132.72 : 1,233,984.26 = 522,982.82 : x
  2. Step 2: Convert to fraction form
    824,132.72/1,233,984.26 = 522,982.82/x
  3. Step 3: Cross multiply
    824,132.72x = 1,233,984.26 × 522,982.82
  4. Step 4: Simplify right side
    824,132.72x = 645,352,568,130.41
  5. Step 5: Solve for x
    x = 645,352,568,130.41/824,132.72
  6. Step 6: Final answer
    x = 783,068.74

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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.