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Finding the Fourth Proportional to 349,182.80, 481,859.32 and 213,444.08

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Solution

The fourth proportional to 349,182.80, 481,859.32 and 213,444.08 is: 294,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,182.80 : 481,859.32 = 213,444.08 : x
  2. Step 2: Convert to fraction form
    349,182.80/481,859.32 = 213,444.08/x
  3. Step 3: Cross multiply
    349,182.80x = 481,859.32 × 213,444.08
  4. Step 4: Simplify right side
    349,182.80x = 102,850,019,246.83
  5. Step 5: Solve for x
    x = 102,850,019,246.83/349,182.80
  6. Step 6: Final answer
    x = 294,544.92

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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.