Home / 729,040.86-1,093,186.80-329,465.16

Finding the Fourth Proportional to 729,040.86, 1,093,186.80 and 329,465.16

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Solution

The fourth proportional to 729,040.86, 1,093,186.80 and 329,465.16 is: 494,028.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,040.86 : 1,093,186.80 = 329,465.16 : x
  2. Step 2: Convert to fraction form
    729,040.86/1,093,186.80 = 329,465.16/x
  3. Step 3: Cross multiply
    729,040.86x = 1,093,186.80 × 329,465.16
  4. Step 4: Simplify right side
    729,040.86x = 360,166,963,971.89
  5. Step 5: Solve for x
    x = 360,166,963,971.89/729,040.86
  6. Step 6: Final answer
    x = 494,028.50

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Double scale
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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.