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Finding the Fourth Proportional to 293,052.38, 439,635.69 and 124,570.76

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Solution

The fourth proportional to 293,052.38, 439,635.69 and 124,570.76 is: 186,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,052.38 : 439,635.69 = 124,570.76 : x
  2. Step 2: Convert to fraction form
    293,052.38/439,635.69 = 124,570.76/x
  3. Step 3: Cross multiply
    293,052.38x = 439,635.69 × 124,570.76
  4. Step 4: Simplify right side
    293,052.38x = 54,765,749,828.25
  5. Step 5: Solve for x
    x = 54,765,749,828.25/293,052.38
  6. Step 6: Final answer
    x = 186,880.42

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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.