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Finding the Fourth Proportional to 599,446.52, 899,809.86 and 258,058.91

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Solution

The fourth proportional to 599,446.52, 899,809.86 and 258,058.91 is: 387,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,446.52 : 899,809.86 = 258,058.91 : x
  2. Step 2: Convert to fraction form
    599,446.52/899,809.86 = 258,058.91/x
  3. Step 3: Cross multiply
    599,446.52x = 899,809.86 × 258,058.91
  4. Step 4: Simplify right side
    599,446.52x = 232,203,947,179.80
  5. Step 5: Solve for x
    x = 232,203,947,179.80/599,446.52
  6. Step 6: Final answer
    x = 387,363.91

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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.