Home / 501,458.20-751,480.02-276,919.72

Finding the Fourth Proportional to 501,458.20, 751,480.02 and 276,919.72

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Solution

The fourth proportional to 501,458.20, 751,480.02 and 276,919.72 is: 414,989.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,458.20 : 751,480.02 = 276,919.72 : x
  2. Step 2: Convert to fraction form
    501,458.20/751,480.02 = 276,919.72/x
  3. Step 3: Cross multiply
    501,458.20x = 751,480.02 × 276,919.72
  4. Step 4: Simplify right side
    501,458.20x = 208,099,636,723.99
  5. Step 5: Solve for x
    x = 208,099,636,723.99/501,458.20
  6. Step 6: Final answer
    x = 414,989.00

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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.