Home / 439,023.51-658,011.08-225,893.54

Finding the Fourth Proportional to 439,023.51, 658,011.08 and 225,893.54

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Solution

The fourth proportional to 439,023.51, 658,011.08 and 225,893.54 is: 338,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,023.51 : 658,011.08 = 225,893.54 : x
  2. Step 2: Convert to fraction form
    439,023.51/658,011.08 = 225,893.54/x
  3. Step 3: Cross multiply
    439,023.51x = 658,011.08 × 225,893.54
  4. Step 4: Simplify right side
    439,023.51x = 148,640,454,430.19
  5. Step 5: Solve for x
    x = 148,640,454,430.19/439,023.51
  6. Step 6: Final answer
    x = 338,570.60

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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.