Home / 793,387.79-1,190,164.73-260,950.34

Finding the Fourth Proportional to 793,387.79, 1,190,164.73 and 260,950.34

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Solution

The fourth proportional to 793,387.79, 1,190,164.73 and 260,950.34 is: 391,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,387.79 : 1,190,164.73 = 260,950.34 : x
  2. Step 2: Convert to fraction form
    793,387.79/1,190,164.73 = 260,950.34/x
  3. Step 3: Cross multiply
    793,387.79x = 1,190,164.73 × 260,950.34
  4. Step 4: Simplify right side
    793,387.79x = 310,573,892,620.17
  5. Step 5: Solve for x
    x = 310,573,892,620.17/793,387.79
  6. Step 6: Final answer
    x = 391,452.83

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Double scale
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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.