Home / 437,721.58-656,391.69-232,511.34

Finding the Fourth Proportional to 437,721.58, 656,391.69 and 232,511.34

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Solution

The fourth proportional to 437,721.58, 656,391.69 and 232,511.34 is: 348,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,721.58 : 656,391.69 = 232,511.34 : x
  2. Step 2: Convert to fraction form
    437,721.58/656,391.69 = 232,511.34/x
  3. Step 3: Cross multiply
    437,721.58x = 656,391.69 × 232,511.34
  4. Step 4: Simplify right side
    437,721.58x = 152,618,511,406.77
  5. Step 5: Solve for x
    x = 152,618,511,406.77/437,721.58
  6. Step 6: Final answer
    x = 348,665.72

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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.