Home / 812,990.32-1,219,548.64-244,327.04

Finding the Fourth Proportional to 812,990.32, 1,219,548.64 and 244,327.04

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Solution

The fourth proportional to 812,990.32, 1,219,548.64 and 244,327.04 is: 366,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,990.32 : 1,219,548.64 = 244,327.04 : x
  2. Step 2: Convert to fraction form
    812,990.32/1,219,548.64 = 244,327.04/x
  3. Step 3: Cross multiply
    812,990.32x = 1,219,548.64 × 244,327.04
  4. Step 4: Simplify right side
    812,990.32x = 297,968,709,347.23
  5. Step 5: Solve for x
    x = 297,968,709,347.23/812,990.32
  6. Step 6: Final answer
    x = 366,509.54

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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.