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Finding the Fourth Proportional to 529,821.30, 796,337.73 and 350,518.39

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Solution

The fourth proportional to 529,821.30, 796,337.73 and 350,518.39 is: 526,839.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,821.30 : 796,337.73 = 350,518.39 : x
  2. Step 2: Convert to fraction form
    529,821.30/796,337.73 = 350,518.39/x
  3. Step 3: Cross multiply
    529,821.30x = 796,337.73 × 350,518.39
  4. Step 4: Simplify right side
    529,821.30x = 279,131,017,025.01
  5. Step 5: Solve for x
    x = 279,131,017,025.01/529,821.30
  6. Step 6: Final answer
    x = 526,839.93

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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.