Home / 878,364.05-1,317,223.33-301,823.82

Finding the Fourth Proportional to 878,364.05, 1,317,223.33 and 301,823.82

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Solution

The fourth proportional to 878,364.05, 1,317,223.33 and 301,823.82 is: 452,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,364.05 : 1,317,223.33 = 301,823.82 : x
  2. Step 2: Convert to fraction form
    878,364.05/1,317,223.33 = 301,823.82/x
  3. Step 3: Cross multiply
    878,364.05x = 1,317,223.33 × 301,823.82
  4. Step 4: Simplify right side
    878,364.05x = 397,569,376,499.16
  5. Step 5: Solve for x
    x = 397,569,376,499.16/878,364.05
  6. Step 6: Final answer
    x = 452,624.83

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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.