Home / 406,723.40-610,430.70-327,926.60

Finding the Fourth Proportional to 406,723.40, 610,430.70 and 327,926.60

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Solution

The fourth proportional to 406,723.40, 610,430.70 and 327,926.60 is: 492,168.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,723.40 : 610,430.70 = 327,926.60 : x
  2. Step 2: Convert to fraction form
    406,723.40/610,430.70 = 327,926.60/x
  3. Step 3: Cross multiply
    406,723.40x = 610,430.70 × 327,926.60
  4. Step 4: Simplify right side
    406,723.40x = 200,176,463,986.62
  5. Step 5: Solve for x
    x = 200,176,463,986.62/406,723.40
  6. Step 6: Final answer
    x = 492,168.54

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1.5x scale

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.