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Finding the Fourth Proportional to 246,879.90, 370,064.70 and 134,322.30

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Solution

The fourth proportional to 246,879.90, 370,064.70 and 134,322.30 is: 201,344.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,879.90 : 370,064.70 = 134,322.30 : x
  2. Step 2: Convert to fraction form
    246,879.90/370,064.70 = 134,322.30/x
  3. Step 3: Cross multiply
    246,879.90x = 370,064.70 × 134,322.30
  4. Step 4: Simplify right side
    246,879.90x = 49,707,941,652.81
  5. Step 5: Solve for x
    x = 49,707,941,652.81/246,879.90
  6. Step 6: Final answer
    x = 201,344.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.