Home / 294,678.83-442,327.46-261,159.30

Finding the Fourth Proportional to 294,678.83, 442,327.46 and 261,159.30

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Solution

The fourth proportional to 294,678.83, 442,327.46 and 261,159.30 is: 392,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,678.83 : 442,327.46 = 261,159.30 : x
  2. Step 2: Convert to fraction form
    294,678.83/442,327.46 = 261,159.30/x
  3. Step 3: Cross multiply
    294,678.83x = 442,327.46 × 261,159.30
  4. Step 4: Simplify right side
    294,678.83x = 115,517,928,518.58
  5. Step 5: Solve for x
    x = 115,517,928,518.58/294,678.83
  6. Step 6: Final answer
    x = 392,012.98

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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.