Home / 682,654.20-942,085.42-372,573.72

Finding the Fourth Proportional to 682,654.20, 942,085.42 and 372,573.72

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Solution

The fourth proportional to 682,654.20, 942,085.42 and 372,573.72 is: 514,164.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,654.20 : 942,085.42 = 372,573.72 : x
  2. Step 2: Convert to fraction form
    682,654.20/942,085.42 = 372,573.72/x
  3. Step 3: Cross multiply
    682,654.20x = 942,085.42 × 372,573.72
  4. Step 4: Simplify right side
    682,654.20x = 350,996,269,487.16
  5. Step 5: Solve for x
    x = 350,996,269,487.16/682,654.20
  6. Step 6: Final answer
    x = 514,164.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.