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Finding the Fourth Proportional to 246,658.60, 340,313.70 and 170,203.24

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Solution

The fourth proportional to 246,658.60, 340,313.70 and 170,203.24 is: 234,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,658.60 : 340,313.70 = 170,203.24 : x
  2. Step 2: Convert to fraction form
    246,658.60/340,313.70 = 170,203.24/x
  3. Step 3: Cross multiply
    246,658.60x = 340,313.70 × 170,203.24
  4. Step 4: Simplify right side
    246,658.60x = 57,922,494,356.39
  5. Step 5: Solve for x
    x = 57,922,494,356.39/246,658.60
  6. Step 6: Final answer
    x = 234,828.60

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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.