Home / 1,008,252.19-1,513,076.78-400,978.27

Finding the Fourth Proportional to 1,008,252.19, 1,513,076.78 and 400,978.27

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Solution

The fourth proportional to 1,008,252.19, 1,513,076.78 and 400,978.27 is: 601,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,252.19 : 1,513,076.78 = 400,978.27 : x
  2. Step 2: Convert to fraction form
    1,008,252.19/1,513,076.78 = 400,978.27/x
  3. Step 3: Cross multiply
    1,008,252.19x = 1,513,076.78 × 400,978.27
  4. Step 4: Simplify right side
    1,008,252.19x = 606,710,909,621.57
  5. Step 5: Solve for x
    x = 606,710,909,621.57/1,008,252.19
  6. Step 6: Final answer
    x = 601,745.19

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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.