Home / 545,767.02-818,738.01-230,270.40

Finding the Fourth Proportional to 545,767.02, 818,738.01 and 230,270.40

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Solution

The fourth proportional to 545,767.02, 818,738.01 and 230,270.40 is: 345,442.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,767.02 : 818,738.01 = 230,270.40 : x
  2. Step 2: Convert to fraction form
    545,767.02/818,738.01 = 230,270.40/x
  3. Step 3: Cross multiply
    545,767.02x = 818,738.01 × 230,270.40
  4. Step 4: Simplify right side
    545,767.02x = 188,531,129,057.90
  5. Step 5: Solve for x
    x = 188,531,129,057.90/545,767.02
  6. Step 6: Final answer
    x = 345,442.51

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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.