Home / 1,162,156.50-1,742,236.36-403,899.46

Finding the Fourth Proportional to 1,162,156.50, 1,742,236.36 and 403,899.46

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Solution

The fourth proportional to 1,162,156.50, 1,742,236.36 and 403,899.46 is: 605,502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,156.50 : 1,742,236.36 = 403,899.46 : x
  2. Step 2: Convert to fraction form
    1,162,156.50/1,742,236.36 = 403,899.46/x
  3. Step 3: Cross multiply
    1,162,156.50x = 1,742,236.36 × 403,899.46
  4. Step 4: Simplify right side
    1,162,156.50x = 703,688,324,996.37
  5. Step 5: Solve for x
    x = 703,688,324,996.37/1,162,156.50
  6. Step 6: Final answer
    x = 605,502.21

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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.