Home / 827,435.48-1,241,128.51-228,433.19

Finding the Fourth Proportional to 827,435.48, 1,241,128.51 and 228,433.19

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Solution

The fourth proportional to 827,435.48, 1,241,128.51 and 228,433.19 is: 342,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,435.48 : 1,241,128.51 = 228,433.19 : x
  2. Step 2: Convert to fraction form
    827,435.48/1,241,128.51 = 228,433.19/x
  3. Step 3: Cross multiply
    827,435.48x = 1,241,128.51 × 228,433.19
  4. Step 4: Simplify right side
    827,435.48x = 283,514,944,739.25
  5. Step 5: Solve for x
    x = 283,514,944,739.25/827,435.48
  6. Step 6: Final answer
    x = 342,642.96

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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.