Home / 340,569.43-470,022.73-187,623.29

Finding the Fourth Proportional to 340,569.43, 470,022.73 and 187,623.29

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Solution

The fourth proportional to 340,569.43, 470,022.73 and 187,623.29 is: 258,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,569.43 : 470,022.73 = 187,623.29 : x
  2. Step 2: Convert to fraction form
    340,569.43/470,022.73 = 187,623.29/x
  3. Step 3: Cross multiply
    340,569.43x = 470,022.73 × 187,623.29
  4. Step 4: Simplify right side
    340,569.43x = 88,187,211,683.38
  5. Step 5: Solve for x
    x = 88,187,211,683.38/340,569.43
  6. Step 6: Final answer
    x = 258,940.48

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1.5x scale

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.