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Finding the Fourth Proportional to 370,735.92, 556,147.62 and 277,832.16

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Solution

The fourth proportional to 370,735.92, 556,147.62 and 277,832.16 is: 416,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,735.92 : 556,147.62 = 277,832.16 : x
  2. Step 2: Convert to fraction form
    370,735.92/556,147.62 = 277,832.16/x
  3. Step 3: Cross multiply
    370,735.92x = 556,147.62 × 277,832.16
  4. Step 4: Simplify right side
    370,735.92x = 154,515,694,543.46
  5. Step 5: Solve for x
    x = 154,515,694,543.46/370,735.92
  6. Step 6: Final answer
    x = 416,781.02

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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.