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Finding the Fourth Proportional to 469,663.11, 704,548.13 and 170,284.68

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Solution

The fourth proportional to 469,663.11, 704,548.13 and 170,284.68 is: 255,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,663.11 : 704,548.13 = 170,284.68 : x
  2. Step 2: Convert to fraction form
    469,663.11/704,548.13 = 170,284.68/x
  3. Step 3: Cross multiply
    469,663.11x = 704,548.13 × 170,284.68
  4. Step 4: Simplify right side
    469,663.11x = 119,973,752,010.23
  5. Step 5: Solve for x
    x = 119,973,752,010.23/469,663.11
  6. Step 6: Final answer
    x = 255,446.40

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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.