Home / 1,161,497.60-1,742,466.72-403,309.52

Finding the Fourth Proportional to 1,161,497.60, 1,742,466.72 and 403,309.52

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Solution

The fourth proportional to 1,161,497.60, 1,742,466.72 and 403,309.52 is: 605,040.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,497.60 : 1,742,466.72 = 403,309.52 : x
  2. Step 2: Convert to fraction form
    1,161,497.60/1,742,466.72 = 403,309.52/x
  3. Step 3: Cross multiply
    1,161,497.60x = 1,742,466.72 × 403,309.52
  4. Step 4: Simplify right side
    1,161,497.60x = 702,753,416,459.18
  5. Step 5: Solve for x
    x = 702,753,416,459.18/1,161,497.60
  6. Step 6: Final answer
    x = 605,040.78

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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.