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Finding the Fourth Proportional to 296,225.70, 443,305.18 and 242,294.28

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Solution

The fourth proportional to 296,225.70, 443,305.18 and 242,294.28 is: 362,596.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,225.70 : 443,305.18 = 242,294.28 : x
  2. Step 2: Convert to fraction form
    296,225.70/443,305.18 = 242,294.28/x
  3. Step 3: Cross multiply
    296,225.70x = 443,305.18 × 242,294.28
  4. Step 4: Simplify right side
    296,225.70x = 107,410,309,408.37
  5. Step 5: Solve for x
    x = 107,410,309,408.37/296,225.70
  6. Step 6: Final answer
    x = 362,596.19

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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.