Home / 459,445.85-633,942.36-268,422.33

Finding the Fourth Proportional to 459,445.85, 633,942.36 and 268,422.33

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Solution

The fourth proportional to 459,445.85, 633,942.36 and 268,422.33 is: 370,368.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,445.85 : 633,942.36 = 268,422.33 : x
  2. Step 2: Convert to fraction form
    459,445.85/633,942.36 = 268,422.33/x
  3. Step 3: Cross multiply
    459,445.85x = 633,942.36 × 268,422.33
  4. Step 4: Simplify right side
    459,445.85x = 170,164,285,356.90
  5. Step 5: Solve for x
    x = 170,164,285,356.90/459,445.85
  6. Step 6: Final answer
    x = 370,368.54

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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.