Home / 822,296.21-1,233,528.92-310,392.54

Finding the Fourth Proportional to 822,296.21, 1,233,528.92 and 310,392.54

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Solution

The fourth proportional to 822,296.21, 1,233,528.92 and 310,392.54 is: 465,620.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,296.21 : 1,233,528.92 = 310,392.54 : x
  2. Step 2: Convert to fraction form
    822,296.21/1,233,528.92 = 310,392.54/x
  3. Step 3: Cross multiply
    822,296.21x = 1,233,528.92 × 310,392.54
  4. Step 4: Simplify right side
    822,296.21x = 382,878,169,628.53
  5. Step 5: Solve for x
    x = 382,878,169,628.53/822,296.21
  6. Step 6: Final answer
    x = 465,620.74

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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.