Home / 827,437.98-1,241,132.26-228,435.70

Finding the Fourth Proportional to 827,437.98, 1,241,132.26 and 228,435.70

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Solution

The fourth proportional to 827,437.98, 1,241,132.26 and 228,435.70 is: 342,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,437.98 : 1,241,132.26 = 228,435.70 : x
  2. Step 2: Convert to fraction form
    827,437.98/1,241,132.26 = 228,435.70/x
  3. Step 3: Cross multiply
    827,437.98x = 1,241,132.26 × 228,435.70
  4. Step 4: Simplify right side
    827,437.98x = 283,518,916,605.68
  5. Step 5: Solve for x
    x = 283,518,916,605.68/827,437.98
  6. Step 6: Final answer
    x = 342,646.73

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Double scale
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1.5x scale

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.