Home / 1,208,310.30-1,813,121.55-498,410.10

Finding the Fourth Proportional to 1,208,310.30, 1,813,121.55 and 498,410.10

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Solution

The fourth proportional to 1,208,310.30, 1,813,121.55 and 498,410.10 is: 747,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,310.30 : 1,813,121.55 = 498,410.10 : x
  2. Step 2: Convert to fraction form
    1,208,310.30/1,813,121.55 = 498,410.10/x
  3. Step 3: Cross multiply
    1,208,310.30x = 1,813,121.55 × 498,410.10
  4. Step 4: Simplify right side
    1,208,310.30x = 903,678,093,047.66
  5. Step 5: Solve for x
    x = 903,678,093,047.66/1,208,310.30
  6. Step 6: Final answer
    x = 747,885.78

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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.