Home / 427,816.63-590,391.62-236,833.21

Finding the Fourth Proportional to 427,816.63, 590,391.62 and 236,833.21

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Solution

The fourth proportional to 427,816.63, 590,391.62 and 236,833.21 is: 326,832.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,816.63 : 590,391.62 = 236,833.21 : x
  2. Step 2: Convert to fraction form
    427,816.63/590,391.62 = 236,833.21/x
  3. Step 3: Cross multiply
    427,816.63x = 590,391.62 × 236,833.21
  4. Step 4: Simplify right side
    427,816.63x = 139,824,341,337.53
  5. Step 5: Solve for x
    x = 139,824,341,337.53/427,816.63
  6. Step 6: Final answer
    x = 326,832.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.