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Finding the Fourth Proportional to 296,245.32, 443,334.42 and 242,313.90

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Solution

The fourth proportional to 296,245.32, 443,334.42 and 242,313.90 is: 362,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,245.32 : 443,334.42 = 242,313.90 : x
  2. Step 2: Convert to fraction form
    296,245.32/443,334.42 = 242,313.90/x
  3. Step 3: Cross multiply
    296,245.32x = 443,334.42 × 242,313.90
  4. Step 4: Simplify right side
    296,245.32x = 107,426,092,314.44
  5. Step 5: Solve for x
    x = 107,426,092,314.44/296,245.32
  6. Step 6: Final answer
    x = 362,625.45

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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.