Home / 1,172,182.40-1,758,100.80-330,819.20

Finding the Fourth Proportional to 1,172,182.40, 1,758,100.80 and 330,819.20

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Solution

The fourth proportional to 1,172,182.40, 1,758,100.80 and 330,819.20 is: 496,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,182.40 : 1,758,100.80 = 330,819.20 : x
  2. Step 2: Convert to fraction form
    1,172,182.40/1,758,100.80 = 330,819.20/x
  3. Step 3: Cross multiply
    1,172,182.40x = 1,758,100.80 × 330,819.20
  4. Step 4: Simplify right side
    1,172,182.40x = 581,613,500,175.36
  5. Step 5: Solve for x
    x = 581,613,500,175.36/1,172,182.40
  6. Step 6: Final answer
    x = 496,180.03

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1.5x scale

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.