Home / 476,893.10-658,110.60-272,943.20

Finding the Fourth Proportional to 476,893.10, 658,110.60 and 272,943.20

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Solution

The fourth proportional to 476,893.10, 658,110.60 and 272,943.20 is: 376,660.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,893.10 : 658,110.60 = 272,943.20 : x
  2. Step 2: Convert to fraction form
    476,893.10/658,110.60 = 272,943.20/x
  3. Step 3: Cross multiply
    476,893.10x = 658,110.60 × 272,943.20
  4. Step 4: Simplify right side
    476,893.10x = 179,626,809,827.37
  5. Step 5: Solve for x
    x = 179,626,809,827.37/476,893.10
  6. Step 6: Final answer
    x = 376,660.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.