Home / 1,101,265.44-1,652,500-427,373.28

Finding the Fourth Proportional to 1,101,265.44, 1,652,500 and 427,373.28

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Solution

The fourth proportional to 1,101,265.44, 1,652,500 and 427,373.28 is: 641,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,265.44 : 1,652,500 = 427,373.28 : x
  2. Step 2: Convert to fraction form
    1,101,265.44/1,652,500 = 427,373.28/x
  3. Step 3: Cross multiply
    1,101,265.44x = 1,652,500 × 427,373.28
  4. Step 4: Simplify right side
    1,101,265.44x = 706,234,345,200
  5. Step 5: Solve for x
    x = 706,234,345,200/1,101,265.44
  6. Step 6: Final answer
    x = 641,293.48

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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.