Home / 284,664.66-427,004.50-124,658.26

Finding the Fourth Proportional to 284,664.66, 427,004.50 and 124,658.26

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Solution

The fourth proportional to 284,664.66, 427,004.50 and 124,658.26 is: 186,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,664.66 : 427,004.50 = 124,658.26 : x
  2. Step 2: Convert to fraction form
    284,664.66/427,004.50 = 124,658.26/x
  3. Step 3: Cross multiply
    284,664.66x = 427,004.50 × 124,658.26
  4. Step 4: Simplify right side
    284,664.66x = 53,229,637,982.17
  5. Step 5: Solve for x
    x = 53,229,637,982.17/284,664.66
  6. Step 6: Final answer
    x = 186,990.68

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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.