Home / 852,165.42-1,175,987.46-470,192.23

Finding the Fourth Proportional to 852,165.42, 1,175,987.46 and 470,192.23

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Solution

The fourth proportional to 852,165.42, 1,175,987.46 and 470,192.23 is: 648,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,165.42 : 1,175,987.46 = 470,192.23 : x
  2. Step 2: Convert to fraction form
    852,165.42/1,175,987.46 = 470,192.23/x
  3. Step 3: Cross multiply
    852,165.42x = 1,175,987.46 × 470,192.23
  4. Step 4: Simplify right side
    852,165.42x = 552,940,166,269.44
  5. Step 5: Solve for x
    x = 552,940,166,269.44/852,165.42
  6. Step 6: Final answer
    x = 648,864.83

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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.