Home / 357,218.84-492,968.38-196,088.89

Finding the Fourth Proportional to 357,218.84, 492,968.38 and 196,088.89

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Solution

The fourth proportional to 357,218.84, 492,968.38 and 196,088.89 is: 270,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,218.84 : 492,968.38 = 196,088.89 : x
  2. Step 2: Convert to fraction form
    357,218.84/492,968.38 = 196,088.89/x
  3. Step 3: Cross multiply
    357,218.84x = 492,968.38 × 196,088.89
  4. Step 4: Simplify right side
    357,218.84x = 96,665,621,458.85
  5. Step 5: Solve for x
    x = 96,665,621,458.85/357,218.84
  6. Step 6: Final answer
    x = 270,606.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.