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Finding the Fourth Proportional to 321,058.80, 481,592.88 and 152,596.31

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Solution

The fourth proportional to 321,058.80, 481,592.88 and 152,596.31 is: 228,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,058.80 : 481,592.88 = 152,596.31 : x
  2. Step 2: Convert to fraction form
    321,058.80/481,592.88 = 152,596.31/x
  3. Step 3: Cross multiply
    321,058.80x = 481,592.88 × 152,596.31
  4. Step 4: Simplify right side
    321,058.80x = 73,489,294,002.31
  5. Step 5: Solve for x
    x = 73,489,294,002.31/321,058.80
  6. Step 6: Final answer
    x = 228,896.68

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1.5x scale

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.