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Finding the Fourth Proportional to 470,837.56, 649,726.72 and 264,094.57

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Solution

The fourth proportional to 470,837.56, 649,726.72 and 264,094.57 is: 364,434.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,837.56 : 649,726.72 = 264,094.57 : x
  2. Step 2: Convert to fraction form
    470,837.56/649,726.72 = 264,094.57/x
  3. Step 3: Cross multiply
    470,837.56x = 649,726.72 × 264,094.57
  4. Step 4: Simplify right side
    470,837.56x = 171,589,298,735.91
  5. Step 5: Solve for x
    x = 171,589,298,735.91/470,837.56
  6. Step 6: Final answer
    x = 364,434.18

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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.