Home / 1,268,410.07-1,902,412.57-369,641.60

Finding the Fourth Proportional to 1,268,410.07, 1,902,412.57 and 369,641.60

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Solution

The fourth proportional to 1,268,410.07, 1,902,412.57 and 369,641.60 is: 554,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,410.07 : 1,902,412.57 = 369,641.60 : x
  2. Step 2: Convert to fraction form
    1,268,410.07/1,902,412.57 = 369,641.60/x
  3. Step 3: Cross multiply
    1,268,410.07x = 1,902,412.57 × 369,641.60
  4. Step 4: Simplify right side
    1,268,410.07x = 703,210,824,318.95
  5. Step 5: Solve for x
    x = 703,210,824,318.95/1,268,410.07
  6. Step 6: Final answer
    x = 554,403.37

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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.