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Finding the Fourth Proportional to 866,289.44, 1,195,590.48 and 484,337

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Solution

The fourth proportional to 866,289.44, 1,195,590.48 and 484,337 is: 668,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,289.44 : 1,195,590.48 = 484,337 : x
  2. Step 2: Convert to fraction form
    866,289.44/1,195,590.48 = 484,337/x
  3. Step 3: Cross multiply
    866,289.44x = 1,195,590.48 × 484,337
  4. Step 4: Simplify right side
    866,289.44x = 579,068,706,311.76
  5. Step 5: Solve for x
    x = 579,068,706,311.76/866,289.44
  6. Step 6: Final answer
    x = 668,447.15

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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.