Home / 419,037.04-578,260.02-228,046.33

Finding the Fourth Proportional to 419,037.04, 578,260.02 and 228,046.33

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Solution

The fourth proportional to 419,037.04, 578,260.02 and 228,046.33 is: 314,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,037.04 : 578,260.02 = 228,046.33 : x
  2. Step 2: Convert to fraction form
    419,037.04/578,260.02 = 228,046.33/x
  3. Step 3: Cross multiply
    419,037.04x = 578,260.02 × 228,046.33
  4. Step 4: Simplify right side
    419,037.04x = 131,870,075,346.73
  5. Step 5: Solve for x
    x = 131,870,075,346.73/419,037.04
  6. Step 6: Final answer
    x = 314,697.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.