Home / 938,162.40-1,294,660.80-508,452.96

Finding the Fourth Proportional to 938,162.40, 1,294,660.80 and 508,452.96

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Solution

The fourth proportional to 938,162.40, 1,294,660.80 and 508,452.96 is: 701,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,162.40 : 1,294,660.80 = 508,452.96 : x
  2. Step 2: Convert to fraction form
    938,162.40/1,294,660.80 = 508,452.96/x
  3. Step 3: Cross multiply
    938,162.40x = 1,294,660.80 × 508,452.96
  4. Step 4: Simplify right side
    938,162.40x = 658,274,115,955.97
  5. Step 5: Solve for x
    x = 658,274,115,955.97/938,162.40
  6. Step 6: Final answer
    x = 701,663.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.