Home / 266,403.12-397,661.37-232,772.52

Finding the Fourth Proportional to 266,403.12, 397,661.37 and 232,772.52

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Solution

The fourth proportional to 266,403.12, 397,661.37 and 232,772.52 is: 347,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,403.12 : 397,661.37 = 232,772.52 : x
  2. Step 2: Convert to fraction form
    266,403.12/397,661.37 = 232,772.52/x
  3. Step 3: Cross multiply
    266,403.12x = 397,661.37 × 232,772.52
  4. Step 4: Simplify right side
    266,403.12x = 92,564,639,201.55
  5. Step 5: Solve for x
    x = 92,564,639,201.55/266,403.12
  6. Step 6: Final answer
    x = 347,460.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.