Home / 903,855.12-1,355,790.63-229,937.14

Finding the Fourth Proportional to 903,855.12, 1,355,790.63 and 229,937.14

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Solution

The fourth proportional to 903,855.12, 1,355,790.63 and 229,937.14 is: 344,907.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,855.12 : 1,355,790.63 = 229,937.14 : x
  2. Step 2: Convert to fraction form
    903,855.12/1,355,790.63 = 229,937.14/x
  3. Step 3: Cross multiply
    903,855.12x = 1,355,790.63 × 229,937.14
  4. Step 4: Simplify right side
    903,855.12x = 311,746,619,901.00
  5. Step 5: Solve for x
    x = 311,746,619,901.00/903,855.12
  6. Step 6: Final answer
    x = 344,907.73

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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.