Home / 442,789.93-664,379.30-232,378.66

Finding the Fourth Proportional to 442,789.93, 664,379.30 and 232,378.66

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Solution

The fourth proportional to 442,789.93, 664,379.30 and 232,378.66 is: 348,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,789.93 : 664,379.30 = 232,378.66 : x
  2. Step 2: Convert to fraction form
    442,789.93/664,379.30 = 232,378.66/x
  3. Step 3: Cross multiply
    442,789.93x = 664,379.30 × 232,378.66
  4. Step 4: Simplify right side
    442,789.93x = 154,387,571,465.74
  5. Step 5: Solve for x
    x = 154,387,571,465.74/442,789.93
  6. Step 6: Final answer
    x = 348,670.01

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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.