Home / 793,456.40-1,190,359.56-260,955.92

Finding the Fourth Proportional to 793,456.40, 1,190,359.56 and 260,955.92

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Solution

The fourth proportional to 793,456.40, 1,190,359.56 and 260,955.92 is: 391,491.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,456.40 : 1,190,359.56 = 260,955.92 : x
  2. Step 2: Convert to fraction form
    793,456.40/1,190,359.56 = 260,955.92/x
  3. Step 3: Cross multiply
    793,456.40x = 1,190,359.56 × 260,955.92
  4. Step 4: Simplify right side
    793,456.40x = 310,631,374,110.60
  5. Step 5: Solve for x
    x = 310,631,374,110.60/793,456.40
  6. Step 6: Final answer
    x = 391,491.42

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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.