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Finding the Fourth Proportional to 555,738.77, 833,608.77 and 135,014.65

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Solution

The fourth proportional to 555,738.77, 833,608.77 and 135,014.65 is: 202,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,738.77 : 833,608.77 = 135,014.65 : x
  2. Step 2: Convert to fraction form
    555,738.77/833,608.77 = 135,014.65/x
  3. Step 3: Cross multiply
    555,738.77x = 833,608.77 × 135,014.65
  4. Step 4: Simplify right side
    555,738.77x = 112,549,393,728.15
  5. Step 5: Solve for x
    x = 112,549,393,728.15/555,738.77
  6. Step 6: Final answer
    x = 202,522.12

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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.