Home / 438,739.98-658,318.96-304,011.84

Finding the Fourth Proportional to 438,739.98, 658,318.96 and 304,011.84

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Solution

The fourth proportional to 438,739.98, 658,318.96 and 304,011.84 is: 456,162.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,739.98 : 658,318.96 = 304,011.84 : x
  2. Step 2: Convert to fraction form
    438,739.98/658,318.96 = 304,011.84/x
  3. Step 3: Cross multiply
    438,739.98x = 658,318.96 × 304,011.84
  4. Step 4: Simplify right side
    438,739.98x = 200,136,758,336.49
  5. Step 5: Solve for x
    x = 200,136,758,336.49/438,739.98
  6. Step 6: Final answer
    x = 456,162.57

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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.