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Finding the Fourth Proportional to 302,477.36, 453,716.10 and 124,789.14

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Solution

The fourth proportional to 302,477.36, 453,716.10 and 124,789.14 is: 187,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,477.36 : 453,716.10 = 124,789.14 : x
  2. Step 2: Convert to fraction form
    302,477.36/453,716.10 = 124,789.14/x
  3. Step 3: Cross multiply
    302,477.36x = 453,716.10 × 124,789.14
  4. Step 4: Simplify right side
    302,477.36x = 56,618,841,923.15
  5. Step 5: Solve for x
    x = 56,618,841,923.15/302,477.36
  6. Step 6: Final answer
    x = 187,183.74

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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.