Home / 823,309.58-1,232,971.20-569,880.02

Finding the Fourth Proportional to 823,309.58, 1,232,971.20 and 569,880.02

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Solution

The fourth proportional to 823,309.58, 1,232,971.20 and 569,880.02 is: 853,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,309.58 : 1,232,971.20 = 569,880.02 : x
  2. Step 2: Convert to fraction form
    823,309.58/1,232,971.20 = 569,880.02/x
  3. Step 3: Cross multiply
    823,309.58x = 1,232,971.20 × 569,880.02
  4. Step 4: Simplify right side
    823,309.58x = 702,645,652,115.42
  5. Step 5: Solve for x
    x = 702,645,652,115.42/823,309.58
  6. Step 6: Final answer
    x = 853,440.39

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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.