Home / 557,144-836,048.08-202,185.72

Finding the Fourth Proportional to 557,144, 836,048.08 and 202,185.72

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Solution

The fourth proportional to 557,144, 836,048.08 and 202,185.72 is: 303,399.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,144 : 836,048.08 = 202,185.72 : x
  2. Step 2: Convert to fraction form
    557,144/836,048.08 = 202,185.72/x
  3. Step 3: Cross multiply
    557,144x = 836,048.08 × 202,185.72
  4. Step 4: Simplify right side
    557,144x = 169,036,983,009.42
  5. Step 5: Solve for x
    x = 169,036,983,009.42/557,144
  6. Step 6: Final answer
    x = 303,399.09

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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.