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Finding the Fourth Proportional to 259,662.24, 389,493.36 and 62,670.24

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Solution

The fourth proportional to 259,662.24, 389,493.36 and 62,670.24 is: 94,005.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,662.24 : 389,493.36 = 62,670.24 : x
  2. Step 2: Convert to fraction form
    259,662.24/389,493.36 = 62,670.24/x
  3. Step 3: Cross multiply
    259,662.24x = 389,493.36 × 62,670.24
  4. Step 4: Simplify right side
    259,662.24x = 24,409,642,349.61
  5. Step 5: Solve for x
    x = 24,409,642,349.61/259,662.24
  6. Step 6: Final answer
    x = 94,005.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.