Home / 793,601.80-1,190,159.70-260,999.80

Finding the Fourth Proportional to 793,601.80, 1,190,159.70 and 260,999.80

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Solution

The fourth proportional to 793,601.80, 1,190,159.70 and 260,999.80 is: 391,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,601.80 : 1,190,159.70 = 260,999.80 : x
  2. Step 2: Convert to fraction form
    793,601.80/1,190,159.70 = 260,999.80/x
  3. Step 3: Cross multiply
    793,601.80x = 1,190,159.70 × 260,999.80
  4. Step 4: Simplify right side
    793,601.80x = 310,631,443,668.06
  5. Step 5: Solve for x
    x = 310,631,443,668.06/793,601.80
  6. Step 6: Final answer
    x = 391,419.78

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1.5x scale

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.