Home / 769,566.18-1,154,241.14-264,118.89

Finding the Fourth Proportional to 769,566.18, 1,154,241.14 and 264,118.89

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Solution

The fourth proportional to 769,566.18, 1,154,241.14 and 264,118.89 is: 396,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,566.18 : 1,154,241.14 = 264,118.89 : x
  2. Step 2: Convert to fraction form
    769,566.18/1,154,241.14 = 264,118.89/x
  3. Step 3: Cross multiply
    769,566.18x = 1,154,241.14 × 264,118.89
  4. Step 4: Simplify right side
    769,566.18x = 304,856,887,368.54
  5. Step 5: Solve for x
    x = 304,856,887,368.54/769,566.18
  6. Step 6: Final answer
    x = 396,141.22

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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.