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Finding the Fourth Proportional to 477,567, 658,999.26 and 262,716.12

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Solution

The fourth proportional to 477,567, 658,999.26 and 262,716.12 is: 362,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,567 : 658,999.26 = 262,716.12 : x
  2. Step 2: Convert to fraction form
    477,567/658,999.26 = 262,716.12/x
  3. Step 3: Cross multiply
    477,567x = 658,999.26 × 262,716.12
  4. Step 4: Simplify right side
    477,567x = 173,129,728,670.07
  5. Step 5: Solve for x
    x = 173,129,728,670.07/477,567
  6. Step 6: Final answer
    x = 362,524.48

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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.