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Finding the Fourth Proportional to 599,074.56, 898,514.16 and 199,718.64

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Solution

The fourth proportional to 599,074.56, 898,514.16 and 199,718.64 is: 299,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,074.56 : 898,514.16 = 199,718.64 : x
  2. Step 2: Convert to fraction form
    599,074.56/898,514.16 = 199,718.64/x
  3. Step 3: Cross multiply
    599,074.56x = 898,514.16 × 199,718.64
  4. Step 4: Simplify right side
    599,074.56x = 179,450,026,055.94
  5. Step 5: Solve for x
    x = 179,450,026,055.94/599,074.56
  6. Step 6: Final answer
    x = 299,545.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.