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Finding the Fourth Proportional to 335,849.30, 470,811.10 and 335,849.30

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Solution

The fourth proportional to 335,849.30, 470,811.10 and 335,849.30 is: 470,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,849.30 : 470,811.10 = 335,849.30 : x
  2. Step 2: Convert to fraction form
    335,849.30/470,811.10 = 335,849.30/x
  3. Step 3: Cross multiply
    335,849.30x = 470,811.10 × 335,849.30
  4. Step 4: Simplify right side
    335,849.30x = 158,121,578,367.23
  5. Step 5: Solve for x
    x = 158,121,578,367.23/335,849.30
  6. Step 6: Final answer
    x = 470,811.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.