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Finding the Fourth Proportional to 442,184.68, 610,236.48 and 248,653.32

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Solution

The fourth proportional to 442,184.68, 610,236.48 and 248,653.32 is: 343,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,184.68 : 610,236.48 = 248,653.32 : x
  2. Step 2: Convert to fraction form
    442,184.68/610,236.48 = 248,653.32/x
  3. Step 3: Cross multiply
    442,184.68x = 610,236.48 × 248,653.32
  4. Step 4: Simplify right side
    442,184.68x = 151,737,323,685.93
  5. Step 5: Solve for x
    x = 151,737,323,685.93/442,184.68
  6. Step 6: Final answer
    x = 343,153.74

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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.