Home / 336,742.98-505,252.98-247,242.72

Finding the Fourth Proportional to 336,742.98, 505,252.98 and 247,242.72

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Solution

The fourth proportional to 336,742.98, 505,252.98 and 247,242.72 is: 370,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,742.98 : 505,252.98 = 247,242.72 : x
  2. Step 2: Convert to fraction form
    336,742.98/505,252.98 = 247,242.72/x
  3. Step 3: Cross multiply
    336,742.98x = 505,252.98 × 247,242.72
  4. Step 4: Simplify right side
    336,742.98x = 124,920,121,063.31
  5. Step 5: Solve for x
    x = 124,920,121,063.31/336,742.98
  6. Step 6: Final answer
    x = 370,965.78

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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.