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Finding the Fourth Proportional to 606,625.42, 910,045.08 and 207,172.56

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Solution

The fourth proportional to 606,625.42, 910,045.08 and 207,172.56 is: 310,795.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,625.42 : 910,045.08 = 207,172.56 : x
  2. Step 2: Convert to fraction form
    606,625.42/910,045.08 = 207,172.56/x
  3. Step 3: Cross multiply
    606,625.42x = 910,045.08 × 207,172.56
  4. Step 4: Simplify right side
    606,625.42x = 188,536,368,939.01
  5. Step 5: Solve for x
    x = 188,536,368,939.01/606,625.42
  6. Step 6: Final answer
    x = 310,795.37

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1.5x scale

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.