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Finding the Fourth Proportional to 265,018.38, 365,723.58 and 150,319.34

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Solution

The fourth proportional to 265,018.38, 365,723.58 and 150,319.34 is: 207,439.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,018.38 : 365,723.58 = 150,319.34 : x
  2. Step 2: Convert to fraction form
    265,018.38/365,723.58 = 150,319.34/x
  3. Step 3: Cross multiply
    265,018.38x = 365,723.58 × 150,319.34
  4. Step 4: Simplify right side
    265,018.38x = 54,975,328,909.00
  5. Step 5: Solve for x
    x = 54,975,328,909.00/265,018.38
  6. Step 6: Final answer
    x = 207,439.68

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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.