Home / 483,114.96-724,291.29-305,247.06

Finding the Fourth Proportional to 483,114.96, 724,291.29 and 305,247.06

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Solution

The fourth proportional to 483,114.96, 724,291.29 and 305,247.06 is: 457,629.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,114.96 : 724,291.29 = 305,247.06 : x
  2. Step 2: Convert to fraction form
    483,114.96/724,291.29 = 305,247.06/x
  3. Step 3: Cross multiply
    483,114.96x = 724,291.29 × 305,247.06
  4. Step 4: Simplify right side
    483,114.96x = 221,087,786,856.11
  5. Step 5: Solve for x
    x = 221,087,786,856.11/483,114.96
  6. Step 6: Final answer
    x = 457,629.77

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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.