Home / 1,077,972.70-1,616,829.45-446,820.70

Finding the Fourth Proportional to 1,077,972.70, 1,616,829.45 and 446,820.70

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Solution

The fourth proportional to 1,077,972.70, 1,616,829.45 and 446,820.70 is: 670,177.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,972.70 : 1,616,829.45 = 446,820.70 : x
  2. Step 2: Convert to fraction form
    1,077,972.70/1,616,829.45 = 446,820.70/x
  3. Step 3: Cross multiply
    1,077,972.70x = 1,616,829.45 × 446,820.70
  4. Step 4: Simplify right side
    1,077,972.70x = 722,432,866,629.62
  5. Step 5: Solve for x
    x = 722,432,866,629.62/1,077,972.70
  6. Step 6: Final answer
    x = 670,177.33

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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.