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Finding the Fourth Proportional to 594,518.82, 891,778.85 and 278,976.03

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Solution

The fourth proportional to 594,518.82, 891,778.85 and 278,976.03 is: 418,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,518.82 : 891,778.85 = 278,976.03 : x
  2. Step 2: Convert to fraction form
    594,518.82/891,778.85 = 278,976.03/x
  3. Step 3: Cross multiply
    594,518.82x = 891,778.85 × 278,976.03
  4. Step 4: Simplify right side
    594,518.82x = 248,784,926,206.42
  5. Step 5: Solve for x
    x = 248,784,926,206.42/594,518.82
  6. Step 6: Final answer
    x = 418,464.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.