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Finding the Fourth Proportional to 228,401.34, 342,463.29 and 114,416.60

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Solution

The fourth proportional to 228,401.34, 342,463.29 and 114,416.60 is: 171,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,401.34 : 342,463.29 = 114,416.60 : x
  2. Step 2: Convert to fraction form
    228,401.34/342,463.29 = 114,416.60/x
  3. Step 3: Cross multiply
    228,401.34x = 342,463.29 × 114,416.60
  4. Step 4: Simplify right side
    228,401.34x = 39,183,483,554.30
  5. Step 5: Solve for x
    x = 39,183,483,554.30/228,401.34
  6. Step 6: Final answer
    x = 171,555.40

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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.