Home / 685,147.41-1,027,790.17-235,809.23

Finding the Fourth Proportional to 685,147.41, 1,027,790.17 and 235,809.23

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Solution

The fourth proportional to 685,147.41, 1,027,790.17 and 235,809.23 is: 353,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,147.41 : 1,027,790.17 = 235,809.23 : x
  2. Step 2: Convert to fraction form
    685,147.41/1,027,790.17 = 235,809.23/x
  3. Step 3: Cross multiply
    685,147.41x = 1,027,790.17 × 235,809.23
  4. Step 4: Simplify right side
    685,147.41x = 242,362,402,860.80
  5. Step 5: Solve for x
    x = 242,362,402,860.80/685,147.41
  6. Step 6: Final answer
    x = 353,737.60

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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.