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Finding the Fourth Proportional to 246,812.88, 340,601.80 and 133,635.60

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Solution

The fourth proportional to 246,812.88, 340,601.80 and 133,635.60 is: 184,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,812.88 : 340,601.80 = 133,635.60 : x
  2. Step 2: Convert to fraction form
    246,812.88/340,601.80 = 133,635.60/x
  3. Step 3: Cross multiply
    246,812.88x = 340,601.80 × 133,635.60
  4. Step 4: Simplify right side
    246,812.88x = 45,516,525,904.08
  5. Step 5: Solve for x
    x = 45,516,525,904.08/246,812.88
  6. Step 6: Final answer
    x = 184,417.14

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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.