Home / 938,277.26-1,409,365.56-758,565.80

Finding the Fourth Proportional to 938,277.26, 1,409,365.56 and 758,565.80

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Solution

The fourth proportional to 938,277.26, 1,409,365.56 and 758,565.80 is: 1,139,424.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,277.26 : 1,409,365.56 = 758,565.80 : x
  2. Step 2: Convert to fraction form
    938,277.26/1,409,365.56 = 758,565.80/x
  3. Step 3: Cross multiply
    938,277.26x = 1,409,365.56 × 758,565.80
  4. Step 4: Simplify right side
    938,277.26x = 1,069,096,513,513.85
  5. Step 5: Solve for x
    x = 1,069,096,513,513.85/938,277.26
  6. Step 6: Final answer
    x = 1,139,424.94

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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.