Home / 1,044.06-1,566.27-385.86

Finding the Fourth Proportional to 1,044.06, 1,566.27 and 385.86

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Solution

The fourth proportional to 1,044.06, 1,566.27 and 385.86 is: 578.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.06 : 1,566.27 = 385.86 : x
  2. Step 2: Convert to fraction form
    1,044.06/1,566.27 = 385.86/x
  3. Step 3: Cross multiply
    1,044.06x = 1,566.27 × 385.86
  4. Step 4: Simplify right side
    1,044.06x = 604,360.94
  5. Step 5: Solve for x
    x = 604,360.94/1,044.06
  6. Step 6: Final answer
    x = 578.86

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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.