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Finding the Fourth Proportional to 888,909.24, 1,226,698 and 481,011.08

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Solution

The fourth proportional to 888,909.24, 1,226,698 and 481,011.08 is: 663,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,909.24 : 1,226,698 = 481,011.08 : x
  2. Step 2: Convert to fraction form
    888,909.24/1,226,698 = 481,011.08/x
  3. Step 3: Cross multiply
    888,909.24x = 1,226,698 × 481,011.08
  4. Step 4: Simplify right side
    888,909.24x = 590,055,329,813.84
  5. Step 5: Solve for x
    x = 590,055,329,813.84/888,909.24
  6. Step 6: Final answer
    x = 663,797.05

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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.