Home / 829,075.73-1,243,474.47-230,097.74

Finding the Fourth Proportional to 829,075.73, 1,243,474.47 and 230,097.74

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Solution

The fourth proportional to 829,075.73, 1,243,474.47 and 230,097.74 is: 345,107.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,075.73 : 1,243,474.47 = 230,097.74 : x
  2. Step 2: Convert to fraction form
    829,075.73/1,243,474.47 = 230,097.74/x
  3. Step 3: Cross multiply
    829,075.73x = 1,243,474.47 × 230,097.74
  4. Step 4: Simplify right side
    829,075.73x = 286,120,659,077.33
  5. Step 5: Solve for x
    x = 286,120,659,077.33/829,075.73
  6. Step 6: Final answer
    x = 345,107.99

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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.