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Finding the Fourth Proportional to 599,522.82, 899,924.43 and 258,135.18

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Solution

The fourth proportional to 599,522.82, 899,924.43 and 258,135.18 is: 387,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,522.82 : 899,924.43 = 258,135.18 : x
  2. Step 2: Convert to fraction form
    599,522.82/899,924.43 = 258,135.18/x
  3. Step 3: Cross multiply
    599,522.82x = 899,924.43 × 258,135.18
  4. Step 4: Simplify right side
    599,522.82x = 232,302,154,724.45
  5. Step 5: Solve for x
    x = 232,302,154,724.45/599,522.82
  6. Step 6: Final answer
    x = 387,478.42

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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.