Home / 899,028.20-1,348,739.24-338,062.72

Finding the Fourth Proportional to 899,028.20, 1,348,739.24 and 338,062.72

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Solution

The fourth proportional to 899,028.20, 1,348,739.24 and 338,062.72 is: 507,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,028.20 : 1,348,739.24 = 338,062.72 : x
  2. Step 2: Convert to fraction form
    899,028.20/1,348,739.24 = 338,062.72/x
  3. Step 3: Cross multiply
    899,028.20x = 1,348,739.24 × 338,062.72
  4. Step 4: Simplify right side
    899,028.20x = 455,958,456,045.13
  5. Step 5: Solve for x
    x = 455,958,456,045.13/899,028.20
  6. Step 6: Final answer
    x = 507,168.14

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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.