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Finding the Fourth Proportional to 882,093.60, 1,323,140.40 and 461,314.80

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Solution

The fourth proportional to 882,093.60, 1,323,140.40 and 461,314.80 is: 691,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,093.60 : 1,323,140.40 = 461,314.80 : x
  2. Step 2: Convert to fraction form
    882,093.60/1,323,140.40 = 461,314.80/x
  3. Step 3: Cross multiply
    882,093.60x = 1,323,140.40 × 461,314.80
  4. Step 4: Simplify right side
    882,093.60x = 610,384,248,997.92
  5. Step 5: Solve for x
    x = 610,384,248,997.92/882,093.60
  6. Step 6: Final answer
    x = 691,972.20

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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.