Home / 802,739.86-1,201,747.78-535,838.38

Finding the Fourth Proportional to 802,739.86, 1,201,747.78 and 535,838.38

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Solution

The fourth proportional to 802,739.86, 1,201,747.78 and 535,838.38 is: 802,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,739.86 : 1,201,747.78 = 535,838.38 : x
  2. Step 2: Convert to fraction form
    802,739.86/1,201,747.78 = 535,838.38/x
  3. Step 3: Cross multiply
    802,739.86x = 1,201,747.78 × 535,838.38
  4. Step 4: Simplify right side
    802,739.86x = 643,942,583,603.80
  5. Step 5: Solve for x
    x = 643,942,583,603.80/802,739.86
  6. Step 6: Final answer
    x = 802,180.90

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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.