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Finding the Fourth Proportional to 599,140.14, 898,728.66 and 262,007.26

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Solution

The fourth proportional to 599,140.14, 898,728.66 and 262,007.26 is: 393,018.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,140.14 : 898,728.66 = 262,007.26 : x
  2. Step 2: Convert to fraction form
    599,140.14/898,728.66 = 262,007.26/x
  3. Step 3: Cross multiply
    599,140.14x = 898,728.66 × 262,007.26
  4. Step 4: Simplify right side
    599,140.14x = 235,473,433,690.07
  5. Step 5: Solve for x
    x = 235,473,433,690.07/599,140.14
  6. Step 6: Final answer
    x = 393,018.96

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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.