Home / 1,172,263.77-1,758,149.61-330,618.69

Finding the Fourth Proportional to 1,172,263.77, 1,758,149.61 and 330,618.69

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Solution

The fourth proportional to 1,172,263.77, 1,758,149.61 and 330,618.69 is: 495,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,263.77 : 1,758,149.61 = 330,618.69 : x
  2. Step 2: Convert to fraction form
    1,172,263.77/1,758,149.61 = 330,618.69/x
  3. Step 3: Cross multiply
    1,172,263.77x = 1,758,149.61 × 330,618.69
  4. Step 4: Simplify right side
    1,172,263.77x = 581,277,119,304.43
  5. Step 5: Solve for x
    x = 581,277,119,304.43/1,172,263.77
  6. Step 6: Final answer
    x = 495,858.64

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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.