Home / 852,072.34-1,175,863.62-470,110.36

Finding the Fourth Proportional to 852,072.34, 1,175,863.62 and 470,110.36

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Solution

The fourth proportional to 852,072.34, 1,175,863.62 and 470,110.36 is: 648,754.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,072.34 : 1,175,863.62 = 470,110.36 : x
  2. Step 2: Convert to fraction form
    852,072.34/1,175,863.62 = 470,110.36/x
  3. Step 3: Cross multiply
    852,072.34x = 1,175,863.62 × 470,110.36
  4. Step 4: Simplify right side
    852,072.34x = 552,785,669,709.10
  5. Step 5: Solve for x
    x = 552,785,669,709.10/852,072.34
  6. Step 6: Final answer
    x = 648,754.39

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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.