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Finding the Fourth Proportional to 265,234.88, 366,028.80 and 144,379.64

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Solution

The fourth proportional to 265,234.88, 366,028.80 and 144,379.64 is: 199,246.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,234.88 : 366,028.80 = 144,379.64 : x
  2. Step 2: Convert to fraction form
    265,234.88/366,028.80 = 144,379.64/x
  3. Step 3: Cross multiply
    265,234.88x = 366,028.80 × 144,379.64
  4. Step 4: Simplify right side
    265,234.88x = 52,847,106,373.63
  5. Step 5: Solve for x
    x = 52,847,106,373.63/265,234.88
  6. Step 6: Final answer
    x = 199,246.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.