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Finding the Fourth Proportional to 450,573.44, 675,774.02 and 135,030.33

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Solution

The fourth proportional to 450,573.44, 675,774.02 and 135,030.33 is: 202,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,573.44 : 675,774.02 = 135,030.33 : x
  2. Step 2: Convert to fraction form
    450,573.44/675,774.02 = 135,030.33/x
  3. Step 3: Cross multiply
    450,573.44x = 675,774.02 × 135,030.33
  4. Step 4: Simplify right side
    450,573.44x = 91,249,988,250.87
  5. Step 5: Solve for x
    x = 91,249,988,250.87/450,573.44
  6. Step 6: Final answer
    x = 202,519.68

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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.