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Finding the Fourth Proportional to 477,594.09, 659,059.07 and 262,720.53

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Solution

The fourth proportional to 477,594.09, 659,059.07 and 262,720.53 is: 362,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,594.09 : 659,059.07 = 262,720.53 : x
  2. Step 2: Convert to fraction form
    477,594.09/659,059.07 = 262,720.53/x
  3. Step 3: Cross multiply
    477,594.09x = 659,059.07 × 262,720.53
  4. Step 4: Simplify right side
    477,594.09x = 173,148,346,858.10
  5. Step 5: Solve for x
    x = 173,148,346,858.10/477,594.09
  6. Step 6: Final answer
    x = 362,542.90

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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.