Home / 450,523.02-675,807-134,949.87

Finding the Fourth Proportional to 450,523.02, 675,807 and 134,949.87

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Solution

The fourth proportional to 450,523.02, 675,807 and 134,949.87 is: 202,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,523.02 : 675,807 = 134,949.87 : x
  2. Step 2: Convert to fraction form
    450,523.02/675,807 = 134,949.87/x
  3. Step 3: Cross multiply
    450,523.02x = 675,807 × 134,949.87
  4. Step 4: Simplify right side
    450,523.02x = 91,200,066,795.09
  5. Step 5: Solve for x
    x = 91,200,066,795.09/450,523.02
  6. Step 6: Final answer
    x = 202,431.54

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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.