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Finding the Fourth Proportional to 555,800.18, 833,056.81 and 255,650.83

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Solution

The fourth proportional to 555,800.18, 833,056.81 and 255,650.83 is: 383,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,800.18 : 833,056.81 = 255,650.83 : x
  2. Step 2: Convert to fraction form
    555,800.18/833,056.81 = 255,650.83/x
  3. Step 3: Cross multiply
    555,800.18x = 833,056.81 × 255,650.83
  4. Step 4: Simplify right side
    555,800.18x = 212,971,662,191.88
  5. Step 5: Solve for x
    x = 212,971,662,191.88/555,800.18
  6. Step 6: Final answer
    x = 383,180.27

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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.