Home / 732,819.88-1,099,221.10-412,995.88

Finding the Fourth Proportional to 732,819.88, 1,099,221.10 and 412,995.88

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Solution

The fourth proportional to 732,819.88, 1,099,221.10 and 412,995.88 is: 619,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,819.88 : 1,099,221.10 = 412,995.88 : x
  2. Step 2: Convert to fraction form
    732,819.88/1,099,221.10 = 412,995.88/x
  3. Step 3: Cross multiply
    732,819.88x = 1,099,221.10 × 412,995.88
  4. Step 4: Simplify right side
    732,819.88x = 453,973,785,509.07
  5. Step 5: Solve for x
    x = 453,973,785,509.07/732,819.88
  6. Step 6: Final answer
    x = 619,488.91

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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.