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Finding the Fourth Proportional to 477,596.34, 659,062.17 and 262,722.78

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Solution

The fourth proportional to 477,596.34, 659,062.17 and 262,722.78 is: 362,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,596.34 : 659,062.17 = 262,722.78 : x
  2. Step 2: Convert to fraction form
    477,596.34/659,062.17 = 262,722.78/x
  3. Step 3: Cross multiply
    477,596.34x = 659,062.17 × 262,722.78
  4. Step 4: Simplify right side
    477,596.34x = 173,150,645,495.23
  5. Step 5: Solve for x
    x = 173,150,645,495.23/477,596.34
  6. Step 6: Final answer
    x = 362,546.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.