Home / 1,268,542.44-1,902,714.39-357,688.13

Finding the Fourth Proportional to 1,268,542.44, 1,902,714.39 and 357,688.13

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Solution

The fourth proportional to 1,268,542.44, 1,902,714.39 and 357,688.13 is: 536,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,542.44 : 1,902,714.39 = 357,688.13 : x
  2. Step 2: Convert to fraction form
    1,268,542.44/1,902,714.39 = 357,688.13/x
  3. Step 3: Cross multiply
    1,268,542.44x = 1,902,714.39 × 357,688.13
  4. Step 4: Simplify right side
    1,268,542.44x = 680,578,342,569.62
  5. Step 5: Solve for x
    x = 680,578,342,569.62/1,268,542.44
  6. Step 6: Final answer
    x = 536,504.20

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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.