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Finding the Fourth Proportional to 329,995.54, 494,605.05 and 152,126.83

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Solution

The fourth proportional to 329,995.54, 494,605.05 and 152,126.83 is: 228,011.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,995.54 : 494,605.05 = 152,126.83 : x
  2. Step 2: Convert to fraction form
    329,995.54/494,605.05 = 152,126.83/x
  3. Step 3: Cross multiply
    329,995.54x = 494,605.05 × 152,126.83
  4. Step 4: Simplify right side
    329,995.54x = 75,242,698,358.49
  5. Step 5: Solve for x
    x = 75,242,698,358.49/329,995.54
  6. Step 6: Final answer
    x = 228,011.26

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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.