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Finding the Fourth Proportional to 450,325.78, 675,496.87 and 150,750.52

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Solution

The fourth proportional to 450,325.78, 675,496.87 and 150,750.52 is: 226,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,325.78 : 675,496.87 = 150,750.52 : x
  2. Step 2: Convert to fraction form
    450,325.78/675,496.87 = 150,750.52/x
  3. Step 3: Cross multiply
    450,325.78x = 675,496.87 × 150,750.52
  4. Step 4: Simplify right side
    450,325.78x = 101,831,502,345.25
  5. Step 5: Solve for x
    x = 101,831,502,345.25/450,325.78
  6. Step 6: Final answer
    x = 226,128.52

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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.