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Finding the Fourth Proportional to 265,725, 367,356.60 and 254,571.30

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Solution

The fourth proportional to 265,725, 367,356.60 and 254,571.30 is: 351,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,725 : 367,356.60 = 254,571.30 : x
  2. Step 2: Convert to fraction form
    265,725/367,356.60 = 254,571.30/x
  3. Step 3: Cross multiply
    265,725x = 367,356.60 × 254,571.30
  4. Step 4: Simplify right side
    265,725x = 93,518,447,225.58
  5. Step 5: Solve for x
    x = 93,518,447,225.58/265,725
  6. Step 6: Final answer
    x = 351,936.95

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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.