Home / 852,145.29-1,175,959.62-470,172.03

Finding the Fourth Proportional to 852,145.29, 1,175,959.62 and 470,172.03

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Solution

The fourth proportional to 852,145.29, 1,175,959.62 and 470,172.03 is: 648,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,145.29 : 1,175,959.62 = 470,172.03 : x
  2. Step 2: Convert to fraction form
    852,145.29/1,175,959.62 = 470,172.03/x
  3. Step 3: Cross multiply
    852,145.29x = 1,175,959.62 × 470,172.03
  4. Step 4: Simplify right side
    852,145.29x = 552,903,321,733.43
  5. Step 5: Solve for x
    x = 552,903,321,733.43/852,145.29
  6. Step 6: Final answer
    x = 648,836.92

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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.