Home / 890,532.70-1,336,673.85-441,760.30

Finding the Fourth Proportional to 890,532.70, 1,336,673.85 and 441,760.30

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Solution

The fourth proportional to 890,532.70, 1,336,673.85 and 441,760.30 is: 663,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,532.70 : 1,336,673.85 = 441,760.30 : x
  2. Step 2: Convert to fraction form
    890,532.70/1,336,673.85 = 441,760.30/x
  3. Step 3: Cross multiply
    890,532.70x = 1,336,673.85 × 441,760.30
  4. Step 4: Simplify right side
    890,532.70x = 590,489,440,978.16
  5. Step 5: Solve for x
    x = 590,489,440,978.16/890,532.70
  6. Step 6: Final answer
    x = 663,074.41

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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.