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Finding the Fourth Proportional to 604,615.35, 906,893.13 and 225,506.54

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Solution

The fourth proportional to 604,615.35, 906,893.13 and 225,506.54 is: 338,248.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,615.35 : 906,893.13 = 225,506.54 : x
  2. Step 2: Convert to fraction form
    604,615.35/906,893.13 = 225,506.54/x
  3. Step 3: Cross multiply
    604,615.35x = 906,893.13 × 225,506.54
  4. Step 4: Simplify right side
    604,615.35x = 204,510,330,762.45
  5. Step 5: Solve for x
    x = 204,510,330,762.45/604,615.35
  6. Step 6: Final answer
    x = 338,248.66

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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.