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Finding the Fourth Proportional to 248,907.60, 336,287.70 and 248,907.60

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Solution

The fourth proportional to 248,907.60, 336,287.70 and 248,907.60 is: 336,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,907.60 : 336,287.70 = 248,907.60 : x
  2. Step 2: Convert to fraction form
    248,907.60/336,287.70 = 248,907.60/x
  3. Step 3: Cross multiply
    248,907.60x = 336,287.70 × 248,907.60
  4. Step 4: Simplify right side
    248,907.60x = 83,704,564,316.52
  5. Step 5: Solve for x
    x = 83,704,564,316.52/248,907.60
  6. Step 6: Final answer
    x = 336,287.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.