Home / 855,162.10-1,179,936.26-510,946.34

Finding the Fourth Proportional to 855,162.10, 1,179,936.26 and 510,946.34

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Solution

The fourth proportional to 855,162.10, 1,179,936.26 and 510,946.34 is: 704,993.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,162.10 : 1,179,936.26 = 510,946.34 : x
  2. Step 2: Convert to fraction form
    855,162.10/1,179,936.26 = 510,946.34/x
  3. Step 3: Cross multiply
    855,162.10x = 1,179,936.26 × 510,946.34
  4. Step 4: Simplify right side
    855,162.10x = 602,884,113,480.29
  5. Step 5: Solve for x
    x = 602,884,113,480.29/855,162.10
  6. Step 6: Final answer
    x = 704,993.96

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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.