Home / 1,161,489.60-1,742,454.72-403,301.52

Finding the Fourth Proportional to 1,161,489.60, 1,742,454.72 and 403,301.52

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Solution

The fourth proportional to 1,161,489.60, 1,742,454.72 and 403,301.52 is: 605,028.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,489.60 : 1,742,454.72 = 403,301.52 : x
  2. Step 2: Convert to fraction form
    1,161,489.60/1,742,454.72 = 403,301.52/x
  3. Step 3: Cross multiply
    1,161,489.60x = 1,742,454.72 × 403,301.52
  4. Step 4: Simplify right side
    1,161,489.60x = 702,734,637,107.18
  5. Step 5: Solve for x
    x = 702,734,637,107.18/1,161,489.60
  6. Step 6: Final answer
    x = 605,028.78

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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.