Home / 881,490.20-1,322,235.30-725,970.20

Finding the Fourth Proportional to 881,490.20, 1,322,235.30 and 725,970.20

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Solution

The fourth proportional to 881,490.20, 1,322,235.30 and 725,970.20 is: 1,088,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,490.20 : 1,322,235.30 = 725,970.20 : x
  2. Step 2: Convert to fraction form
    881,490.20/1,322,235.30 = 725,970.20/x
  3. Step 3: Cross multiply
    881,490.20x = 1,322,235.30 × 725,970.20
  4. Step 4: Simplify right side
    881,490.20x = 959,903,425,188.06
  5. Step 5: Solve for x
    x = 959,903,425,188.06/881,490.20
  6. Step 6: Final answer
    x = 1,088,955.30

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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.