Home / 770,482.82-1,064,282.24-591,407.61

Finding the Fourth Proportional to 770,482.82, 1,064,282.24 and 591,407.61

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Solution

The fourth proportional to 770,482.82, 1,064,282.24 and 591,407.61 is: 816,922.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,482.82 : 1,064,282.24 = 591,407.61 : x
  2. Step 2: Convert to fraction form
    770,482.82/1,064,282.24 = 591,407.61/x
  3. Step 3: Cross multiply
    770,482.82x = 1,064,282.24 × 591,407.61
  4. Step 4: Simplify right side
    770,482.82x = 629,424,612,966.81
  5. Step 5: Solve for x
    x = 629,424,612,966.81/770,482.82
  6. Step 6: Final answer
    x = 816,922.33

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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.