Home / 1,038,229.48-1,557,334.54-328,257.60

Finding the Fourth Proportional to 1,038,229.48, 1,557,334.54 and 328,257.60

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Solution

The fourth proportional to 1,038,229.48, 1,557,334.54 and 328,257.60 is: 492,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,229.48 : 1,557,334.54 = 328,257.60 : x
  2. Step 2: Convert to fraction form
    1,038,229.48/1,557,334.54 = 328,257.60/x
  3. Step 3: Cross multiply
    1,038,229.48x = 1,557,334.54 × 328,257.60
  4. Step 4: Simplify right side
    1,038,229.48x = 511,206,898,497.50
  5. Step 5: Solve for x
    x = 511,206,898,497.50/1,038,229.48
  6. Step 6: Final answer
    x = 492,383.34

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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.