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Finding the Fourth Proportional to 270,391.74, 405,597.03 and 92,897.46

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Solution

The fourth proportional to 270,391.74, 405,597.03 and 92,897.46 is: 139,349.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,391.74 : 405,597.03 = 92,897.46 : x
  2. Step 2: Convert to fraction form
    270,391.74/405,597.03 = 92,897.46/x
  3. Step 3: Cross multiply
    270,391.74x = 405,597.03 × 92,897.46
  4. Step 4: Simplify right side
    270,391.74x = 37,678,933,870.54
  5. Step 5: Solve for x
    x = 37,678,933,870.54/270,391.74
  6. Step 6: Final answer
    x = 139,349.43

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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.