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Finding the Fourth Proportional to 606,513.70, 907,877.35 and 446,769.73

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Solution

The fourth proportional to 606,513.70, 907,877.35 and 446,769.73 is: 668,760.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,513.70 : 907,877.35 = 446,769.73 : x
  2. Step 2: Convert to fraction form
    606,513.70/907,877.35 = 446,769.73/x
  3. Step 3: Cross multiply
    606,513.70x = 907,877.35 × 446,769.73
  4. Step 4: Simplify right side
    606,513.70x = 405,612,118,532.62
  5. Step 5: Solve for x
    x = 405,612,118,532.62/606,513.70
  6. Step 6: Final answer
    x = 668,760.03

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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.