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Finding the Fourth Proportional to 335,657.08, 503,559.60 and 146,147.86

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Solution

The fourth proportional to 335,657.08, 503,559.60 and 146,147.86 is: 219,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,657.08 : 503,559.60 = 146,147.86 : x
  2. Step 2: Convert to fraction form
    335,657.08/503,559.60 = 146,147.86/x
  3. Step 3: Cross multiply
    335,657.08x = 503,559.60 × 146,147.86
  4. Step 4: Simplify right side
    335,657.08x = 73,594,157,922.46
  5. Step 5: Solve for x
    x = 73,594,157,922.46/335,657.08
  6. Step 6: Final answer
    x = 219,254.00

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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.