Home / 284,615.24-392,810.73-171,435.56

Finding the Fourth Proportional to 284,615.24, 392,810.73 and 171,435.56

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Solution

The fourth proportional to 284,615.24, 392,810.73 and 171,435.56 is: 236,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,615.24 : 392,810.73 = 171,435.56 : x
  2. Step 2: Convert to fraction form
    284,615.24/392,810.73 = 171,435.56/x
  3. Step 3: Cross multiply
    284,615.24x = 392,810.73 × 171,435.56
  4. Step 4: Simplify right side
    284,615.24x = 67,341,727,471.56
  5. Step 5: Solve for x
    x = 67,341,727,471.56/284,615.24
  6. Step 6: Final answer
    x = 236,606.19

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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.