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Finding the Fourth Proportional to 265,280.28, 365,970.54 and 174,519.48

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Solution

The fourth proportional to 265,280.28, 365,970.54 and 174,519.48 is: 240,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,280.28 : 365,970.54 = 174,519.48 : x
  2. Step 2: Convert to fraction form
    265,280.28/365,970.54 = 174,519.48/x
  3. Step 3: Cross multiply
    265,280.28x = 365,970.54 × 174,519.48
  4. Step 4: Simplify right side
    265,280.28x = 63,868,988,336.12
  5. Step 5: Solve for x
    x = 63,868,988,336.12/265,280.28
  6. Step 6: Final answer
    x = 240,760.41

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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.