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Finding the Fourth Proportional to 470,496.04, 705,347.31 and 204,055.88

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Solution

The fourth proportional to 470,496.04, 705,347.31 and 204,055.88 is: 305,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,496.04 : 705,347.31 = 204,055.88 : x
  2. Step 2: Convert to fraction form
    470,496.04/705,347.31 = 204,055.88/x
  3. Step 3: Cross multiply
    470,496.04x = 705,347.31 × 204,055.88
  4. Step 4: Simplify right side
    470,496.04x = 143,930,262,520.95
  5. Step 5: Solve for x
    x = 143,930,262,520.95/470,496.04
  6. Step 6: Final answer
    x = 305,911.74

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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.