Home / 938,316.36-1,294,877.89-508,596.38

Finding the Fourth Proportional to 938,316.36, 1,294,877.89 and 508,596.38

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Solution

The fourth proportional to 938,316.36, 1,294,877.89 and 508,596.38 is: 701,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,316.36 : 1,294,877.89 = 508,596.38 : x
  2. Step 2: Convert to fraction form
    938,316.36/1,294,877.89 = 508,596.38/x
  3. Step 3: Cross multiply
    938,316.36x = 1,294,877.89 × 508,596.38
  4. Step 4: Simplify right side
    938,316.36x = 658,570,207,396.04
  5. Step 5: Solve for x
    x = 658,570,207,396.04/938,316.36
  6. Step 6: Final answer
    x = 701,863.72

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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.