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Finding the Fourth Proportional to 332,445.76, 497,410.98 and 203,903.08

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Solution

The fourth proportional to 332,445.76, 497,410.98 and 203,903.08 is: 305,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,445.76 : 497,410.98 = 203,903.08 : x
  2. Step 2: Convert to fraction form
    332,445.76/497,410.98 = 203,903.08/x
  3. Step 3: Cross multiply
    332,445.76x = 497,410.98 × 203,903.08
  4. Step 4: Simplify right side
    332,445.76x = 101,423,630,847.82
  5. Step 5: Solve for x
    x = 101,423,630,847.82/332,445.76
  6. Step 6: Final answer
    x = 305,083.24

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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.