Home / 270,664.69-406,038.03-196,345.65

Finding the Fourth Proportional to 270,664.69, 406,038.03 and 196,345.65

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Solution

The fourth proportional to 270,664.69, 406,038.03 and 196,345.65 is: 294,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,664.69 : 406,038.03 = 196,345.65 : x
  2. Step 2: Convert to fraction form
    270,664.69/406,038.03 = 196,345.65/x
  3. Step 3: Cross multiply
    270,664.69x = 406,038.03 × 196,345.65
  4. Step 4: Simplify right side
    270,664.69x = 79,723,800,925.07
  5. Step 5: Solve for x
    x = 79,723,800,925.07/270,664.69
  6. Step 6: Final answer
    x = 294,548.21

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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.