Home / 337,316.20-505,974.30-242,837.80

Finding the Fourth Proportional to 337,316.20, 505,974.30 and 242,837.80

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Solution

The fourth proportional to 337,316.20, 505,974.30 and 242,837.80 is: 364,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,316.20 : 505,974.30 = 242,837.80 : x
  2. Step 2: Convert to fraction form
    337,316.20/505,974.30 = 242,837.80/x
  3. Step 3: Cross multiply
    337,316.20x = 505,974.30 × 242,837.80
  4. Step 4: Simplify right side
    337,316.20x = 122,869,685,868.54
  5. Step 5: Solve for x
    x = 122,869,685,868.54/337,316.20
  6. Step 6: Final answer
    x = 364,256.70

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1.5x scale

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.