Home / 447,162.78-616,881.08-265,771.62

Finding the Fourth Proportional to 447,162.78, 616,881.08 and 265,771.62

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Solution

The fourth proportional to 447,162.78, 616,881.08 and 265,771.62 is: 366,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,162.78 : 616,881.08 = 265,771.62 : x
  2. Step 2: Convert to fraction form
    447,162.78/616,881.08 = 265,771.62/x
  3. Step 3: Cross multiply
    447,162.78x = 616,881.08 × 265,771.62
  4. Step 4: Simplify right side
    447,162.78x = 163,949,482,650.09
  5. Step 5: Solve for x
    x = 163,949,482,650.09/447,162.78
  6. Step 6: Final answer
    x = 366,643.85

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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.