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Finding the Fourth Proportional to 446,952.90, 670,429.35 and 305,235.30

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Solution

The fourth proportional to 446,952.90, 670,429.35 and 305,235.30 is: 457,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,952.90 : 670,429.35 = 305,235.30 : x
  2. Step 2: Convert to fraction form
    446,952.90/670,429.35 = 305,235.30/x
  3. Step 3: Cross multiply
    446,952.90x = 670,429.35 × 305,235.30
  4. Step 4: Simplify right side
    446,952.90x = 204,638,703,776.06
  5. Step 5: Solve for x
    x = 204,638,703,776.06/446,952.90
  6. Step 6: Final answer
    x = 457,852.95

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Similar ratio
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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.