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Finding the Fourth Proportional to 265,925.64, 367,112.76 and 205,360.32

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Solution

The fourth proportional to 265,925.64, 367,112.76 and 205,360.32 is: 283,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,925.64 : 367,112.76 = 205,360.32 : x
  2. Step 2: Convert to fraction form
    265,925.64/367,112.76 = 205,360.32/x
  3. Step 3: Cross multiply
    265,925.64x = 367,112.76 × 205,360.32
  4. Step 4: Simplify right side
    265,925.64x = 75,390,393,869.68
  5. Step 5: Solve for x
    x = 75,390,393,869.68/265,925.64
  6. Step 6: Final answer
    x = 283,501.79

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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.