Home / 1,004,148.88-1,385,734.44-551,443.12

Finding the Fourth Proportional to 1,004,148.88, 1,385,734.44 and 551,443.12

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Solution

The fourth proportional to 1,004,148.88, 1,385,734.44 and 551,443.12 is: 760,996.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,148.88 : 1,385,734.44 = 551,443.12 : x
  2. Step 2: Convert to fraction form
    1,004,148.88/1,385,734.44 = 551,443.12/x
  3. Step 3: Cross multiply
    1,004,148.88x = 1,385,734.44 × 551,443.12
  4. Step 4: Simplify right side
    1,004,148.88x = 764,153,723,085.05
  5. Step 5: Solve for x
    x = 764,153,723,085.05/1,004,148.88
  6. Step 6: Final answer
    x = 760,996.44

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.