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Finding the Fourth Proportional to 477,937.77, 659,568.13 and 260,160.64

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Solution

The fourth proportional to 477,937.77, 659,568.13 and 260,160.64 is: 359,029.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,937.77 : 659,568.13 = 260,160.64 : x
  2. Step 2: Convert to fraction form
    477,937.77/659,568.13 = 260,160.64/x
  3. Step 3: Cross multiply
    477,937.77x = 659,568.13 × 260,160.64
  4. Step 4: Simplify right side
    477,937.77x = 171,593,669,698.56
  5. Step 5: Solve for x
    x = 171,593,669,698.56/477,937.77
  6. Step 6: Final answer
    x = 359,029.32

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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.