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Finding the Fourth Proportional to 604,586.48, 906,887.49 and 178,025.31

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Solution

The fourth proportional to 604,586.48, 906,887.49 and 178,025.31 is: 267,040.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,586.48 : 906,887.49 = 178,025.31 : x
  2. Step 2: Convert to fraction form
    604,586.48/906,887.49 = 178,025.31/x
  3. Step 3: Cross multiply
    604,586.48x = 906,887.49 × 178,025.31
  4. Step 4: Simplify right side
    604,586.48x = 161,448,926,542.37
  5. Step 5: Solve for x
    x = 161,448,926,542.37/604,586.48
  6. Step 6: Final answer
    x = 267,040.26

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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.