Home / 394,829.22-544,864.33-213,541.16

Finding the Fourth Proportional to 394,829.22, 544,864.33 and 213,541.16

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Solution

The fourth proportional to 394,829.22, 544,864.33 and 213,541.16 is: 294,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,829.22 : 544,864.33 = 213,541.16 : x
  2. Step 2: Convert to fraction form
    394,829.22/544,864.33 = 213,541.16/x
  3. Step 3: Cross multiply
    394,829.22x = 544,864.33 × 213,541.16
  4. Step 4: Simplify right side
    394,829.22x = 116,350,960,477.12
  5. Step 5: Solve for x
    x = 116,350,960,477.12/394,829.22
  6. Step 6: Final answer
    x = 294,686.80

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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.