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Finding the Fourth Proportional to 477,593.35, 659,018.77 and 322,881.09

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Solution

The fourth proportional to 477,593.35, 659,018.77 and 322,881.09 is: 445,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,593.35 : 659,018.77 = 322,881.09 : x
  2. Step 2: Convert to fraction form
    477,593.35/659,018.77 = 322,881.09/x
  3. Step 3: Cross multiply
    477,593.35x = 659,018.77 × 322,881.09
  4. Step 4: Simplify right side
    477,593.35x = 212,784,695,509.54
  5. Step 5: Solve for x
    x = 212,784,695,509.54/477,593.35
  6. Step 6: Final answer
    x = 445,535.30

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1.5x scale

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.