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Finding the Fourth Proportional to 446,632.05, 616,282.84 and 265,339.32

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Solution

The fourth proportional to 446,632.05, 616,282.84 and 265,339.32 is: 366,127.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,632.05 : 616,282.84 = 265,339.32 : x
  2. Step 2: Convert to fraction form
    446,632.05/616,282.84 = 265,339.32/x
  3. Step 3: Cross multiply
    446,632.05x = 616,282.84 × 265,339.32
  4. Step 4: Simplify right side
    446,632.05x = 163,524,067,713.88
  5. Step 5: Solve for x
    x = 163,524,067,713.88/446,632.05
  6. Step 6: Final answer
    x = 366,127.04

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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.