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Finding the Fourth Proportional to 301,765.15, 452,855.32 and 124,272.14

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Solution

The fourth proportional to 301,765.15, 452,855.32 and 124,272.14 is: 186,493.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,765.15 : 452,855.32 = 124,272.14 : x
  2. Step 2: Convert to fraction form
    301,765.15/452,855.32 = 124,272.14/x
  3. Step 3: Cross multiply
    301,765.15x = 452,855.32 × 124,272.14
  4. Step 4: Simplify right side
    301,765.15x = 56,277,299,726.78
  5. Step 5: Solve for x
    x = 56,277,299,726.78/301,765.15
  6. Step 6: Final answer
    x = 186,493.70

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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.