Home / 350,321.41-525,647.96-208,447.07

Finding the Fourth Proportional to 350,321.41, 525,647.96 and 208,447.07

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Solution

The fourth proportional to 350,321.41, 525,647.96 and 208,447.07 is: 312,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,321.41 : 525,647.96 = 208,447.07 : x
  2. Step 2: Convert to fraction form
    350,321.41/525,647.96 = 208,447.07/x
  3. Step 3: Cross multiply
    350,321.41x = 525,647.96 × 208,447.07
  4. Step 4: Simplify right side
    350,321.41x = 109,569,778,948.72
  5. Step 5: Solve for x
    x = 109,569,778,948.72/350,321.41
  6. Step 6: Final answer
    x = 312,769.29

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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.