Home / 768,346.14-1,151,586.08-543,772.22

Finding the Fourth Proportional to 768,346.14, 1,151,586.08 and 543,772.22

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Solution

The fourth proportional to 768,346.14, 1,151,586.08 and 543,772.22 is: 814,997.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,346.14 : 1,151,586.08 = 543,772.22 : x
  2. Step 2: Convert to fraction form
    768,346.14/1,151,586.08 = 543,772.22/x
  3. Step 3: Cross multiply
    768,346.14x = 1,151,586.08 × 543,772.22
  4. Step 4: Simplify right side
    768,346.14x = 626,200,519,242.70
  5. Step 5: Solve for x
    x = 626,200,519,242.70/768,346.14
  6. Step 6: Final answer
    x = 814,997.94

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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.