Home / 884,235.80-1,326,612.05-285,183.70

Finding the Fourth Proportional to 884,235.80, 1,326,612.05 and 285,183.70

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Solution

The fourth proportional to 884,235.80, 1,326,612.05 and 285,183.70 is: 427,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,235.80 : 1,326,612.05 = 285,183.70 : x
  2. Step 2: Convert to fraction form
    884,235.80/1,326,612.05 = 285,183.70/x
  3. Step 3: Cross multiply
    884,235.80x = 1,326,612.05 × 285,183.70
  4. Step 4: Simplify right side
    884,235.80x = 378,328,129,210.58
  5. Step 5: Solve for x
    x = 378,328,129,210.58/884,235.80
  6. Step 6: Final answer
    x = 427,858.87

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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.