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Finding the Fourth Proportional to 373,925.67, 516,054.74 and 223,022.67

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Solution

The fourth proportional to 373,925.67, 516,054.74 and 223,022.67 is: 307,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,925.67 : 516,054.74 = 223,022.67 : x
  2. Step 2: Convert to fraction form
    373,925.67/516,054.74 = 223,022.67/x
  3. Step 3: Cross multiply
    373,925.67x = 516,054.74 × 223,022.67
  4. Step 4: Simplify right side
    373,925.67x = 115,091,905,980.96
  5. Step 5: Solve for x
    x = 115,091,905,980.96/373,925.67
  6. Step 6: Final answer
    x = 307,793.54

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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.