Home / 630,926-946,247.52-181,546.76

Finding the Fourth Proportional to 630,926, 946,247.52 and 181,546.76

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Solution

The fourth proportional to 630,926, 946,247.52 and 181,546.76 is: 272,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,926 : 946,247.52 = 181,546.76 : x
  2. Step 2: Convert to fraction form
    630,926/946,247.52 = 181,546.76/x
  3. Step 3: Cross multiply
    630,926x = 946,247.52 × 181,546.76
  4. Step 4: Simplify right side
    630,926x = 171,788,171,414.04
  5. Step 5: Solve for x
    x = 171,788,171,414.04/630,926
  6. Step 6: Final answer
    x = 272,279.43

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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.