Home / 343,088.48-473,449.23-190,122.73

Finding the Fourth Proportional to 343,088.48, 473,449.23 and 190,122.73

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Solution

The fourth proportional to 343,088.48, 473,449.23 and 190,122.73 is: 262,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,088.48 : 473,449.23 = 190,122.73 : x
  2. Step 2: Convert to fraction form
    343,088.48/473,449.23 = 190,122.73/x
  3. Step 3: Cross multiply
    343,088.48x = 473,449.23 × 190,122.73
  4. Step 4: Simplify right side
    343,088.48x = 90,013,458,940.37
  5. Step 5: Solve for x
    x = 90,013,458,940.37/343,088.48
  6. Step 6: Final answer
    x = 262,362.23

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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.