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Finding the Fourth Proportional to 469,485.30, 704,051.10 and 169,891.80

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Solution

The fourth proportional to 469,485.30, 704,051.10 and 169,891.80 is: 254,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,485.30 : 704,051.10 = 169,891.80 : x
  2. Step 2: Convert to fraction form
    469,485.30/704,051.10 = 169,891.80/x
  3. Step 3: Cross multiply
    469,485.30x = 704,051.10 × 169,891.80
  4. Step 4: Simplify right side
    469,485.30x = 119,612,508,670.98
  5. Step 5: Solve for x
    x = 119,612,508,670.98/469,485.30
  6. Step 6: Final answer
    x = 254,773.70

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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.