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Finding the Fourth Proportional to 882,522.68, 1,322,620.79 and 349,753.01

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Solution

The fourth proportional to 882,522.68, 1,322,620.79 and 349,753.01 is: 524,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,522.68 : 1,322,620.79 = 349,753.01 : x
  2. Step 2: Convert to fraction form
    882,522.68/1,322,620.79 = 349,753.01/x
  3. Step 3: Cross multiply
    882,522.68x = 1,322,620.79 × 349,753.01
  4. Step 4: Simplify right side
    882,522.68x = 462,590,594,029.21
  5. Step 5: Solve for x
    x = 462,590,594,029.21/882,522.68
  6. Step 6: Final answer
    x = 524,168.51

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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.