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Finding the Fourth Proportional to 555,596.40, 833,388.50 and 134,872.26

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Solution

The fourth proportional to 555,596.40, 833,388.50 and 134,872.26 is: 202,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,596.40 : 833,388.50 = 134,872.26 : x
  2. Step 2: Convert to fraction form
    555,596.40/833,388.50 = 134,872.26/x
  3. Step 3: Cross multiply
    555,596.40x = 833,388.50 × 134,872.26
  4. Step 4: Simplify right side
    555,596.40x = 112,400,990,453.01
  5. Step 5: Solve for x
    x = 112,400,990,453.01/555,596.40
  6. Step 6: Final answer
    x = 202,306.91

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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.