Home / 896,004.20-1,344,620.70-397,725.80

Finding the Fourth Proportional to 896,004.20, 1,344,620.70 and 397,725.80

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Solution

The fourth proportional to 896,004.20, 1,344,620.70 and 397,725.80 is: 596,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,004.20 : 1,344,620.70 = 397,725.80 : x
  2. Step 2: Convert to fraction form
    896,004.20/1,344,620.70 = 397,725.80/x
  3. Step 3: Cross multiply
    896,004.20x = 1,344,620.70 × 397,725.80
  4. Step 4: Simplify right side
    896,004.20x = 534,790,343,604.06
  5. Step 5: Solve for x
    x = 534,790,343,604.06/896,004.20
  6. Step 6: Final answer
    x = 596,861.42

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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.