Home / 1,297,338.02-1,946,100.99-498,620.51

Finding the Fourth Proportional to 1,297,338.02, 1,946,100.99 and 498,620.51

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Solution

The fourth proportional to 1,297,338.02, 1,946,100.99 and 498,620.51 is: 747,966.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,338.02 : 1,946,100.99 = 498,620.51 : x
  2. Step 2: Convert to fraction form
    1,297,338.02/1,946,100.99 = 498,620.51/x
  3. Step 3: Cross multiply
    1,297,338.02x = 1,946,100.99 × 498,620.51
  4. Step 4: Simplify right side
    1,297,338.02x = 970,365,868,145.31
  5. Step 5: Solve for x
    x = 970,365,868,145.31/1,297,338.02
  6. Step 6: Final answer
    x = 747,966.88

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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.