Home / 803,027.70-1,108,179.81-440,454.51

Finding the Fourth Proportional to 803,027.70, 1,108,179.81 and 440,454.51

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Solution

The fourth proportional to 803,027.70, 1,108,179.81 and 440,454.51 is: 607,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,027.70 : 1,108,179.81 = 440,454.51 : x
  2. Step 2: Convert to fraction form
    803,027.70/1,108,179.81 = 440,454.51/x
  3. Step 3: Cross multiply
    803,027.70x = 1,108,179.81 × 440,454.51
  4. Step 4: Simplify right side
    803,027.70x = 488,102,795,205.44
  5. Step 5: Solve for x
    x = 488,102,795,205.44/803,027.70
  6. Step 6: Final answer
    x = 607,828.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.