Home / 489,212.37-735,218.25-240,069.33

Finding the Fourth Proportional to 489,212.37, 735,218.25 and 240,069.33

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Solution

The fourth proportional to 489,212.37, 735,218.25 and 240,069.33 is: 360,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,212.37 : 735,218.25 = 240,069.33 : x
  2. Step 2: Convert to fraction form
    489,212.37/735,218.25 = 240,069.33/x
  3. Step 3: Cross multiply
    489,212.37x = 735,218.25 × 240,069.33
  4. Step 4: Simplify right side
    489,212.37x = 176,503,352,681.27
  5. Step 5: Solve for x
    x = 176,503,352,681.27/489,212.37
  6. Step 6: Final answer
    x = 360,790.86

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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.