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Finding the Fourth Proportional to 450,594.08, 621,958.32 and 259,735.04

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Solution

The fourth proportional to 450,594.08, 621,958.32 and 259,735.04 is: 358,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,594.08 : 621,958.32 = 259,735.04 : x
  2. Step 2: Convert to fraction form
    450,594.08/621,958.32 = 259,735.04/x
  3. Step 3: Cross multiply
    450,594.08x = 621,958.32 × 259,735.04
  4. Step 4: Simplify right side
    450,594.08x = 161,544,369,123.53
  5. Step 5: Solve for x
    x = 161,544,369,123.53/450,594.08
  6. Step 6: Final answer
    x = 358,514.18

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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.