Home / 263,547.38-395,483.74-103,595.33

Finding the Fourth Proportional to 263,547.38, 395,483.74 and 103,595.33

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Solution

The fourth proportional to 263,547.38, 395,483.74 and 103,595.33 is: 155,456.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,547.38 : 395,483.74 = 103,595.33 : x
  2. Step 2: Convert to fraction form
    263,547.38/395,483.74 = 103,595.33/x
  3. Step 3: Cross multiply
    263,547.38x = 395,483.74 × 103,595.33
  4. Step 4: Simplify right side
    263,547.38x = 40,970,269,284.66
  5. Step 5: Solve for x
    x = 40,970,269,284.66/263,547.38
  6. Step 6: Final answer
    x = 155,456.94

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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.