Home / 802,915.54-1,204,310.73-297,238.61

Finding the Fourth Proportional to 802,915.54, 1,204,310.73 and 297,238.61

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Solution

The fourth proportional to 802,915.54, 1,204,310.73 and 297,238.61 is: 445,834.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,915.54 : 1,204,310.73 = 297,238.61 : x
  2. Step 2: Convert to fraction form
    802,915.54/1,204,310.73 = 297,238.61/x
  3. Step 3: Cross multiply
    802,915.54x = 1,204,310.73 × 297,238.61
  4. Step 4: Simplify right side
    802,915.54x = 357,967,651,518.71
  5. Step 5: Solve for x
    x = 357,967,651,518.71/802,915.54
  6. Step 6: Final answer
    x = 445,834.75

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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.