Home / 783,682.60-1,176,048.18-285,046.60

Finding the Fourth Proportional to 783,682.60, 1,176,048.18 and 285,046.60

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Solution

The fourth proportional to 783,682.60, 1,176,048.18 and 285,046.60 is: 427,760.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,682.60 : 1,176,048.18 = 285,046.60 : x
  2. Step 2: Convert to fraction form
    783,682.60/1,176,048.18 = 285,046.60/x
  3. Step 3: Cross multiply
    783,682.60x = 1,176,048.18 × 285,046.60
  4. Step 4: Simplify right side
    783,682.60x = 335,228,535,145.19
  5. Step 5: Solve for x
    x = 335,228,535,145.19/783,682.60
  6. Step 6: Final answer
    x = 427,760.59

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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.