Home / 291,282.48-402,094.13-195,844.50

Finding the Fourth Proportional to 291,282.48, 402,094.13 and 195,844.50

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Solution

The fourth proportional to 291,282.48, 402,094.13 and 195,844.50 is: 270,348.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,282.48 : 402,094.13 = 195,844.50 : x
  2. Step 2: Convert to fraction form
    291,282.48/402,094.13 = 195,844.50/x
  3. Step 3: Cross multiply
    291,282.48x = 402,094.13 × 195,844.50
  4. Step 4: Simplify right side
    291,282.48x = 78,747,922,863.56
  5. Step 5: Solve for x
    x = 78,747,922,863.56/291,282.48
  6. Step 6: Final answer
    x = 270,348.99

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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.