Home / 347,824.20-521,736.30-170,677.20

Finding the Fourth Proportional to 347,824.20, 521,736.30 and 170,677.20

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Solution

The fourth proportional to 347,824.20, 521,736.30 and 170,677.20 is: 256,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,824.20 : 521,736.30 = 170,677.20 : x
  2. Step 2: Convert to fraction form
    347,824.20/521,736.30 = 170,677.20/x
  3. Step 3: Cross multiply
    347,824.20x = 521,736.30 × 170,677.20
  4. Step 4: Simplify right side
    347,824.20x = 89,048,490,822.36
  5. Step 5: Solve for x
    x = 89,048,490,822.36/347,824.20
  6. Step 6: Final answer
    x = 256,015.80

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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.