Home / 559,369.80-838,546.02-204,136.20

Finding the Fourth Proportional to 559,369.80, 838,546.02 and 204,136.20

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Solution

The fourth proportional to 559,369.80, 838,546.02 and 204,136.20 is: 306,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,369.80 : 838,546.02 = 204,136.20 : x
  2. Step 2: Convert to fraction form
    559,369.80/838,546.02 = 204,136.20/x
  3. Step 3: Cross multiply
    559,369.80x = 838,546.02 × 204,136.20
  4. Step 4: Simplify right side
    559,369.80x = 171,177,598,047.92
  5. Step 5: Solve for x
    x = 171,177,598,047.92/559,369.80
  6. Step 6: Final answer
    x = 306,018.66

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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.