Home / 559,939.83-839,315.60-275,228.88

Finding the Fourth Proportional to 559,939.83, 839,315.60 and 275,228.88

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Solution

The fourth proportional to 559,939.83, 839,315.60 and 275,228.88 is: 412,551.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,939.83 : 839,315.60 = 275,228.88 : x
  2. Step 2: Convert to fraction form
    559,939.83/839,315.60 = 275,228.88/x
  3. Step 3: Cross multiply
    559,939.83x = 839,315.60 × 275,228.88
  4. Step 4: Simplify right side
    559,939.83x = 231,003,892,554.53
  5. Step 5: Solve for x
    x = 231,003,892,554.53/559,939.83
  6. Step 6: Final answer
    x = 412,551.28

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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.