Home / 729,235.44-1,092,278.52-711,389.52

Finding the Fourth Proportional to 729,235.44, 1,092,278.52 and 711,389.52

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Solution

The fourth proportional to 729,235.44, 1,092,278.52 and 711,389.52 is: 1,065,548.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,235.44 : 1,092,278.52 = 711,389.52 : x
  2. Step 2: Convert to fraction form
    729,235.44/1,092,278.52 = 711,389.52/x
  3. Step 3: Cross multiply
    729,235.44x = 1,092,278.52 × 711,389.52
  4. Step 4: Simplify right side
    729,235.44x = 777,035,492,049.11
  5. Step 5: Solve for x
    x = 777,035,492,049.11/729,235.44
  6. Step 6: Final answer
    x = 1,065,548.17

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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.