Home / 762,604.10-1,051,956.42-475,625.96

Finding the Fourth Proportional to 762,604.10, 1,051,956.42 and 475,625.96

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Solution

The fourth proportional to 762,604.10, 1,051,956.42 and 475,625.96 is: 656,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,604.10 : 1,051,956.42 = 475,625.96 : x
  2. Step 2: Convert to fraction form
    762,604.10/1,051,956.42 = 475,625.96/x
  3. Step 3: Cross multiply
    762,604.10x = 1,051,956.42 × 475,625.96
  4. Step 4: Simplify right side
    762,604.10x = 500,337,782,140.66
  5. Step 5: Solve for x
    x = 500,337,782,140.66/762,604.10
  6. Step 6: Final answer
    x = 656,091.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.