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Finding the Fourth Proportional to 246,674.88, 340,374.96 and 144,661.76

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Solution

The fourth proportional to 246,674.88, 340,374.96 and 144,661.76 is: 199,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,674.88 : 340,374.96 = 144,661.76 : x
  2. Step 2: Convert to fraction form
    246,674.88/340,374.96 = 144,661.76/x
  3. Step 3: Cross multiply
    246,674.88x = 340,374.96 × 144,661.76
  4. Step 4: Simplify right side
    246,674.88x = 49,239,240,773.53
  5. Step 5: Solve for x
    x = 49,239,240,773.53/246,674.88
  6. Step 6: Final answer
    x = 199,611.90

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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.