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Finding the Fourth Proportional to 447,162.52, 616,880.72 and 265,771.38

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Solution

The fourth proportional to 447,162.52, 616,880.72 and 265,771.38 is: 366,643.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,162.52 : 616,880.72 = 265,771.38 : x
  2. Step 2: Convert to fraction form
    447,162.52/616,880.72 = 265,771.38/x
  3. Step 3: Cross multiply
    447,162.52x = 616,880.72 × 265,771.38
  4. Step 4: Simplify right side
    447,162.52x = 163,949,240,249.79
  5. Step 5: Solve for x
    x = 163,949,240,249.79/447,162.52
  6. Step 6: Final answer
    x = 366,643.52

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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.