Home / 890,896.32-1,337,044.32-491,812.56

Finding the Fourth Proportional to 890,896.32, 1,337,044.32 and 491,812.56

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Solution

The fourth proportional to 890,896.32, 1,337,044.32 and 491,812.56 is: 738,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,896.32 : 1,337,044.32 = 491,812.56 : x
  2. Step 2: Convert to fraction form
    890,896.32/1,337,044.32 = 491,812.56/x
  3. Step 3: Cross multiply
    890,896.32x = 1,337,044.32 × 491,812.56
  4. Step 4: Simplify right side
    890,896.32x = 657,575,189,852.66
  5. Step 5: Solve for x
    x = 657,575,189,852.66/890,896.32
  6. Step 6: Final answer
    x = 738,105.18

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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.