Home / 800,793.84-1,105,095.58-438,217.76

Finding the Fourth Proportional to 800,793.84, 1,105,095.58 and 438,217.76

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Solution

The fourth proportional to 800,793.84, 1,105,095.58 and 438,217.76 is: 604,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,793.84 : 1,105,095.58 = 438,217.76 : x
  2. Step 2: Convert to fraction form
    800,793.84/1,105,095.58 = 438,217.76/x
  3. Step 3: Cross multiply
    800,793.84x = 1,105,095.58 × 438,217.76
  4. Step 4: Simplify right side
    800,793.84x = 484,272,509,653.50
  5. Step 5: Solve for x
    x = 484,272,509,653.50/800,793.84
  6. Step 6: Final answer
    x = 604,740.55

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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.