Home / 1,268,539.94-1,902,710.64-357,685.62

Finding the Fourth Proportional to 1,268,539.94, 1,902,710.64 and 357,685.62

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Solution

The fourth proportional to 1,268,539.94, 1,902,710.64 and 357,685.62 is: 536,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,539.94 : 1,902,710.64 = 357,685.62 : x
  2. Step 2: Convert to fraction form
    1,268,539.94/1,902,710.64 = 357,685.62/x
  3. Step 3: Cross multiply
    1,268,539.94x = 1,902,710.64 × 357,685.62
  4. Step 4: Simplify right side
    1,268,539.94x = 680,572,234,949.00
  5. Step 5: Solve for x
    x = 680,572,234,949.00/1,268,539.94
  6. Step 6: Final answer
    x = 536,500.44

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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.