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Finding the Fourth Proportional to 477,628.99, 659,128.01 and 262,764.44

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Solution

The fourth proportional to 477,628.99, 659,128.01 and 262,764.44 is: 362,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,628.99 : 659,128.01 = 262,764.44 : x
  2. Step 2: Convert to fraction form
    477,628.99/659,128.01 = 262,764.44/x
  3. Step 3: Cross multiply
    477,628.99x = 659,128.01 × 262,764.44
  4. Step 4: Simplify right side
    477,628.99x = 173,195,402,435.96
  5. Step 5: Solve for x
    x = 173,195,402,435.96/477,628.99
  6. Step 6: Final answer
    x = 362,614.93

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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.