Home / 822,750.40-1,234,257.08-253,997.81

Finding the Fourth Proportional to 822,750.40, 1,234,257.08 and 253,997.81

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Solution

The fourth proportional to 822,750.40, 1,234,257.08 and 253,997.81 is: 381,037.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,750.40 : 1,234,257.08 = 253,997.81 : x
  2. Step 2: Convert to fraction form
    822,750.40/1,234,257.08 = 253,997.81/x
  3. Step 3: Cross multiply
    822,750.40x = 1,234,257.08 × 253,997.81
  4. Step 4: Simplify right side
    822,750.40x = 313,498,595,931.99
  5. Step 5: Solve for x
    x = 313,498,595,931.99/822,750.40
  6. Step 6: Final answer
    x = 381,037.30

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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.