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Finding the Fourth Proportional to 477,898.83, 659,500.56 and 263,037.36

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Solution

The fourth proportional to 477,898.83, 659,500.56 and 263,037.36 is: 362,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,898.83 : 659,500.56 = 263,037.36 : x
  2. Step 2: Convert to fraction form
    477,898.83/659,500.56 = 263,037.36/x
  3. Step 3: Cross multiply
    477,898.83x = 659,500.56 × 263,037.36
  4. Step 4: Simplify right side
    477,898.83x = 173,473,286,220.92
  5. Step 5: Solve for x
    x = 173,473,286,220.92/477,898.83
  6. Step 6: Final answer
    x = 362,991.65

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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.