Home / 1,208,310.80-1,813,122.30-498,410.60

Finding the Fourth Proportional to 1,208,310.80, 1,813,122.30 and 498,410.60

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Solution

The fourth proportional to 1,208,310.80, 1,813,122.30 and 498,410.60 is: 747,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,310.80 : 1,813,122.30 = 498,410.60 : x
  2. Step 2: Convert to fraction form
    1,208,310.80/1,813,122.30 = 498,410.60/x
  3. Step 3: Cross multiply
    1,208,310.80x = 1,813,122.30 × 498,410.60
  4. Step 4: Simplify right side
    1,208,310.80x = 903,679,373,416.38
  5. Step 5: Solve for x
    x = 903,679,373,416.38/1,208,310.80
  6. Step 6: Final answer
    x = 747,886.53

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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.