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Finding the Fourth Proportional to 294,775.47, 406,674.68 and 181,401.39

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Solution

The fourth proportional to 294,775.47, 406,674.68 and 181,401.39 is: 250,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,775.47 : 406,674.68 = 181,401.39 : x
  2. Step 2: Convert to fraction form
    294,775.47/406,674.68 = 181,401.39/x
  3. Step 3: Cross multiply
    294,775.47x = 406,674.68 × 181,401.39
  4. Step 4: Simplify right side
    294,775.47x = 73,771,351,322.80
  5. Step 5: Solve for x
    x = 73,771,351,322.80/294,775.47
  6. Step 6: Final answer
    x = 250,262.86

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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.