Home / 940,909.76-1,409,986.80-466,647.92

Finding the Fourth Proportional to 940,909.76, 1,409,986.80 and 466,647.92

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Solution

The fourth proportional to 940,909.76, 1,409,986.80 and 466,647.92 is: 699,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,909.76 : 1,409,986.80 = 466,647.92 : x
  2. Step 2: Convert to fraction form
    940,909.76/1,409,986.80 = 466,647.92/x
  3. Step 3: Cross multiply
    940,909.76x = 1,409,986.80 × 466,647.92
  4. Step 4: Simplify right side
    940,909.76x = 657,967,407,447.46
  5. Step 5: Solve for x
    x = 657,967,407,447.46/940,909.76
  6. Step 6: Final answer
    x = 699,288.53

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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.