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Finding the Fourth Proportional to 330,384.80, 495,596.04 and 93,708.88

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Solution

The fourth proportional to 330,384.80, 495,596.04 and 93,708.88 is: 140,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,384.80 : 495,596.04 = 93,708.88 : x
  2. Step 2: Convert to fraction form
    330,384.80/495,596.04 = 93,708.88/x
  3. Step 3: Cross multiply
    330,384.80x = 495,596.04 × 93,708.88
  4. Step 4: Simplify right side
    330,384.80x = 46,441,749,840.84
  5. Step 5: Solve for x
    x = 46,441,749,840.84/330,384.80
  6. Step 6: Final answer
    x = 140,568.66

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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.