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Finding the Fourth Proportional to 406,900.01, 610,383.21 and 204,391.93

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Solution

The fourth proportional to 406,900.01, 610,383.21 and 204,391.93 is: 306,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,900.01 : 610,383.21 = 204,391.93 : x
  2. Step 2: Convert to fraction form
    406,900.01/610,383.21 = 204,391.93/x
  3. Step 3: Cross multiply
    406,900.01x = 610,383.21 × 204,391.93
  4. Step 4: Simplify right side
    406,900.01x = 124,757,402,331.50
  5. Step 5: Solve for x
    x = 124,757,402,331.50/406,900.01
  6. Step 6: Final answer
    x = 306,604.57

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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.