Home / 517,290.24-775,077.12-180,152.64

Finding the Fourth Proportional to 517,290.24, 775,077.12 and 180,152.64

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Solution

The fourth proportional to 517,290.24, 775,077.12 and 180,152.64 is: 269,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,290.24 : 775,077.12 = 180,152.64 : x
  2. Step 2: Convert to fraction form
    517,290.24/775,077.12 = 180,152.64/x
  3. Step 3: Cross multiply
    517,290.24x = 775,077.12 × 180,152.64
  4. Step 4: Simplify right side
    517,290.24x = 139,632,189,371.60
  5. Step 5: Solve for x
    x = 139,632,189,371.60/517,290.24
  6. Step 6: Final answer
    x = 269,930.07

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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.