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Finding the Fourth Proportional to 265,033.78, 365,664.04 and 150,303.40

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Solution

The fourth proportional to 265,033.78, 365,664.04 and 150,303.40 is: 207,371.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,033.78 : 365,664.04 = 150,303.40 : x
  2. Step 2: Convert to fraction form
    265,033.78/365,664.04 = 150,303.40/x
  3. Step 3: Cross multiply
    265,033.78x = 365,664.04 × 150,303.40
  4. Step 4: Simplify right side
    265,033.78x = 54,960,548,469.74
  5. Step 5: Solve for x
    x = 54,960,548,469.74/265,033.78
  6. Step 6: Final answer
    x = 207,371.86

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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.