Home / 729,019.36-1,093,402.95-329,567.23

Finding the Fourth Proportional to 729,019.36, 1,093,402.95 and 329,567.23

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Solution

The fourth proportional to 729,019.36, 1,093,402.95 and 329,567.23 is: 494,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,019.36 : 1,093,402.95 = 329,567.23 : x
  2. Step 2: Convert to fraction form
    729,019.36/1,093,402.95 = 329,567.23/x
  3. Step 3: Cross multiply
    729,019.36x = 1,093,402.95 × 329,567.23
  4. Step 4: Simplify right side
    729,019.36x = 360,349,783,490.02
  5. Step 5: Solve for x
    x = 360,349,783,490.02/729,019.36
  6. Step 6: Final answer
    x = 494,293.84

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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.