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Finding the Fourth Proportional to 477,546.60, 659,010.62 and 262,681.95

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Solution

The fourth proportional to 477,546.60, 659,010.62 and 262,681.95 is: 362,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,546.60 : 659,010.62 = 262,681.95 : x
  2. Step 2: Convert to fraction form
    477,546.60/659,010.62 = 262,681.95/x
  3. Step 3: Cross multiply
    477,546.60x = 659,010.62 × 262,681.95
  4. Step 4: Simplify right side
    477,546.60x = 173,110,193,418.90
  5. Step 5: Solve for x
    x = 173,110,193,418.90/477,546.60
  6. Step 6: Final answer
    x = 362,499.06

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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.