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Finding the Fourth Proportional to 604,282.28, 906,822.72 and 284,525.60

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Solution

The fourth proportional to 604,282.28, 906,822.72 and 284,525.60 is: 426,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,282.28 : 906,822.72 = 284,525.60 : x
  2. Step 2: Convert to fraction form
    604,282.28/906,822.72 = 284,525.60/x
  3. Step 3: Cross multiply
    604,282.28x = 906,822.72 × 284,525.60
  4. Step 4: Simplify right side
    604,282.28x = 258,014,280,768.69
  5. Step 5: Solve for x
    x = 258,014,280,768.69/604,282.28
  6. Step 6: Final answer
    x = 426,976.41

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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.