Home / 1,268,486.19-1,903,009.14-369,998.24

Finding the Fourth Proportional to 1,268,486.19, 1,903,009.14 and 369,998.24

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Solution

The fourth proportional to 1,268,486.19, 1,903,009.14 and 369,998.24 is: 555,078.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,486.19 : 1,903,009.14 = 369,998.24 : x
  2. Step 2: Convert to fraction form
    1,268,486.19/1,903,009.14 = 369,998.24/x
  3. Step 3: Cross multiply
    1,268,486.19x = 1,903,009.14 × 369,998.24
  4. Step 4: Simplify right side
    1,268,486.19x = 704,110,022,988.87
  5. Step 5: Solve for x
    x = 704,110,022,988.87/1,268,486.19
  6. Step 6: Final answer
    x = 555,078.98

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Double scale
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1.5x scale

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.