Home / 1,491,928.20-2,237,892.30-369,997.20

Finding the Fourth Proportional to 1,491,928.20, 2,237,892.30 and 369,997.20

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Solution

The fourth proportional to 1,491,928.20, 2,237,892.30 and 369,997.20 is: 554,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,928.20 : 2,237,892.30 = 369,997.20 : x
  2. Step 2: Convert to fraction form
    1,491,928.20/2,237,892.30 = 369,997.20/x
  3. Step 3: Cross multiply
    1,491,928.20x = 2,237,892.30 × 369,997.20
  4. Step 4: Simplify right side
    1,491,928.20x = 828,013,884,901.56
  5. Step 5: Solve for x
    x = 828,013,884,901.56/1,491,928.20
  6. Step 6: Final answer
    x = 554,995.80

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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.