Home / 399,291.14-598,965.96-114,970.16

Finding the Fourth Proportional to 399,291.14, 598,965.96 and 114,970.16

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Solution

The fourth proportional to 399,291.14, 598,965.96 and 114,970.16 is: 172,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,291.14 : 598,965.96 = 114,970.16 : x
  2. Step 2: Convert to fraction form
    399,291.14/598,965.96 = 114,970.16/x
  3. Step 3: Cross multiply
    399,291.14x = 598,965.96 × 114,970.16
  4. Step 4: Simplify right side
    399,291.14x = 68,863,212,255.75
  5. Step 5: Solve for x
    x = 68,863,212,255.75/399,291.14
  6. Step 6: Final answer
    x = 172,463.66

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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.