Home / 477,877.11-659,445.26-262,975.60

Finding the Fourth Proportional to 477,877.11, 659,445.26 and 262,975.60

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Solution

The fourth proportional to 477,877.11, 659,445.26 and 262,975.60 is: 362,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,877.11 : 659,445.26 = 262,975.60 : x
  2. Step 2: Convert to fraction form
    477,877.11/659,445.26 = 262,975.60/x
  3. Step 3: Cross multiply
    477,877.11x = 659,445.26 × 262,975.60
  4. Step 4: Simplify right side
    477,877.11x = 173,418,012,915.66
  5. Step 5: Solve for x
    x = 173,418,012,915.66/477,877.11
  6. Step 6: Final answer
    x = 362,892.49

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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.