Home / 803,477.01-1,205,285.57-263,571.41

Finding the Fourth Proportional to 803,477.01, 1,205,285.57 and 263,571.41

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Solution

The fourth proportional to 803,477.01, 1,205,285.57 and 263,571.41 is: 395,380.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,477.01 : 1,205,285.57 = 263,571.41 : x
  2. Step 2: Convert to fraction form
    803,477.01/1,205,285.57 = 263,571.41/x
  3. Step 3: Cross multiply
    803,477.01x = 1,205,285.57 × 263,571.41
  4. Step 4: Simplify right side
    803,477.01x = 317,678,817,137.55
  5. Step 5: Solve for x
    x = 317,678,817,137.55/803,477.01
  6. Step 6: Final answer
    x = 395,380.10

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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.