Home / 701,083.78-1,051,767.14-221,386.52

Finding the Fourth Proportional to 701,083.78, 1,051,767.14 and 221,386.52

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Solution

The fourth proportional to 701,083.78, 1,051,767.14 and 221,386.52 is: 332,124.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,083.78 : 1,051,767.14 = 221,386.52 : x
  2. Step 2: Convert to fraction form
    701,083.78/1,051,767.14 = 221,386.52/x
  3. Step 3: Cross multiply
    701,083.78x = 1,051,767.14 × 221,386.52
  4. Step 4: Simplify right side
    701,083.78x = 232,847,064,137.88
  5. Step 5: Solve for x
    x = 232,847,064,137.88/701,083.78
  6. Step 6: Final answer
    x = 332,124.45

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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.