Home / 827,434.48-1,241,127.01-228,432.19

Finding the Fourth Proportional to 827,434.48, 1,241,127.01 and 228,432.19

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Solution

The fourth proportional to 827,434.48, 1,241,127.01 and 228,432.19 is: 342,641.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,434.48 : 1,241,127.01 = 228,432.19 : x
  2. Step 2: Convert to fraction form
    827,434.48/1,241,127.01 = 228,432.19/x
  3. Step 3: Cross multiply
    827,434.48x = 1,241,127.01 × 228,432.19
  4. Step 4: Simplify right side
    827,434.48x = 283,513,353,614.66
  5. Step 5: Solve for x
    x = 283,513,353,614.66/827,434.48
  6. Step 6: Final answer
    x = 342,641.46

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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.