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Finding the Fourth Proportional to 228,404.86, 342,468.54 and 114,420.10

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Solution

The fourth proportional to 228,404.86, 342,468.54 and 114,420.10 is: 171,560.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,404.86 : 342,468.54 = 114,420.10 : x
  2. Step 2: Convert to fraction form
    228,404.86/342,468.54 = 114,420.10/x
  3. Step 3: Cross multiply
    228,404.86x = 342,468.54 × 114,420.10
  4. Step 4: Simplify right side
    228,404.86x = 39,185,284,593.65
  5. Step 5: Solve for x
    x = 39,185,284,593.65/228,404.86
  6. Step 6: Final answer
    x = 171,560.64

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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.