Home / 911,913.26-1,258,505.44-504,006.32

Finding the Fourth Proportional to 911,913.26, 1,258,505.44 and 504,006.32

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Solution

The fourth proportional to 911,913.26, 1,258,505.44 and 504,006.32 is: 695,564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,913.26 : 1,258,505.44 = 504,006.32 : x
  2. Step 2: Convert to fraction form
    911,913.26/1,258,505.44 = 504,006.32/x
  3. Step 3: Cross multiply
    911,913.26x = 1,258,505.44 × 504,006.32
  4. Step 4: Simplify right side
    911,913.26x = 634,294,695,514.38
  5. Step 5: Solve for x
    x = 634,294,695,514.38/911,913.26
  6. Step 6: Final answer
    x = 695,564.72

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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.