Home / 740,521.34-1,110,820.06-208,083.90

Finding the Fourth Proportional to 740,521.34, 1,110,820.06 and 208,083.90

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Solution

The fourth proportional to 740,521.34, 1,110,820.06 and 208,083.90 is: 312,136.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,521.34 : 1,110,820.06 = 208,083.90 : x
  2. Step 2: Convert to fraction form
    740,521.34/1,110,820.06 = 208,083.90/x
  3. Step 3: Cross multiply
    740,521.34x = 1,110,820.06 × 208,083.90
  4. Step 4: Simplify right side
    740,521.34x = 231,143,770,283.03
  5. Step 5: Solve for x
    x = 231,143,770,283.03/740,521.34
  6. Step 6: Final answer
    x = 312,136.54

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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.