Home / 770,692.89-1,064,572.73-591,617.68

Finding the Fourth Proportional to 770,692.89, 1,064,572.73 and 591,617.68

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Solution

The fourth proportional to 770,692.89, 1,064,572.73 and 591,617.68 is: 817,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,692.89 : 1,064,572.73 = 591,617.68 : x
  2. Step 2: Convert to fraction form
    770,692.89/1,064,572.73 = 591,617.68/x
  3. Step 3: Cross multiply
    770,692.89x = 1,064,572.73 × 591,617.68
  4. Step 4: Simplify right side
    770,692.89x = 629,820,048,713.87
  5. Step 5: Solve for x
    x = 629,820,048,713.87/770,692.89
  6. Step 6: Final answer
    x = 817,212.74

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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.