Home / 929,792.73-1,393,920.50-353,296.69

Finding the Fourth Proportional to 929,792.73, 1,393,920.50 and 353,296.69

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Solution

The fourth proportional to 929,792.73, 1,393,920.50 and 353,296.69 is: 529,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,792.73 : 1,393,920.50 = 353,296.69 : x
  2. Step 2: Convert to fraction form
    929,792.73/1,393,920.50 = 353,296.69/x
  3. Step 3: Cross multiply
    929,792.73x = 1,393,920.50 × 353,296.69
  4. Step 4: Simplify right side
    929,792.73x = 492,467,497,006.66
  5. Step 5: Solve for x
    x = 492,467,497,006.66/929,792.73
  6. Step 6: Final answer
    x = 529,652.99

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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.