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Finding the Fourth Proportional to 330,533.75, 495,791.91 and 93,876.45

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Solution

The fourth proportional to 330,533.75, 495,791.91 and 93,876.45 is: 140,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,533.75 : 495,791.91 = 93,876.45 : x
  2. Step 2: Convert to fraction form
    330,533.75/495,791.91 = 93,876.45/x
  3. Step 3: Cross multiply
    330,533.75x = 495,791.91 × 93,876.45
  4. Step 4: Simplify right side
    330,533.75x = 46,543,184,449.52
  5. Step 5: Solve for x
    x = 46,543,184,449.52/330,533.75
  6. Step 6: Final answer
    x = 140,812.20

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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.