Home / 735,438.44-1,015,292.58-494,985.32

Finding the Fourth Proportional to 735,438.44, 1,015,292.58 and 494,985.32

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Solution

The fourth proportional to 735,438.44, 1,015,292.58 and 494,985.32 is: 683,340.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,438.44 : 1,015,292.58 = 494,985.32 : x
  2. Step 2: Convert to fraction form
    735,438.44/1,015,292.58 = 494,985.32/x
  3. Step 3: Cross multiply
    735,438.44x = 1,015,292.58 × 494,985.32
  4. Step 4: Simplify right side
    735,438.44x = 502,554,922,604.93
  5. Step 5: Solve for x
    x = 502,554,922,604.93/735,438.44
  6. Step 6: Final answer
    x = 683,340.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.