Home / 770,223.06-1,154,372.31-370,756.98

Finding the Fourth Proportional to 770,223.06, 1,154,372.31 and 370,756.98

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Solution

The fourth proportional to 770,223.06, 1,154,372.31 and 370,756.98 is: 555,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,223.06 : 1,154,372.31 = 370,756.98 : x
  2. Step 2: Convert to fraction form
    770,223.06/1,154,372.31 = 370,756.98/x
  3. Step 3: Cross multiply
    770,223.06x = 1,154,372.31 × 370,756.98
  4. Step 4: Simplify right side
    770,223.06x = 427,991,591,451.22
  5. Step 5: Solve for x
    x = 427,991,591,451.22/770,223.06
  6. Step 6: Final answer
    x = 555,672.26

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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.