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Finding the Fourth Proportional to 329,004.80, 462,006.40 and 329,004.80

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Solution

The fourth proportional to 329,004.80, 462,006.40 and 329,004.80 is: 462,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,004.80 : 462,006.40 = 329,004.80 : x
  2. Step 2: Convert to fraction form
    329,004.80/462,006.40 = 329,004.80/x
  3. Step 3: Cross multiply
    329,004.80x = 462,006.40 × 329,004.80
  4. Step 4: Simplify right side
    329,004.80x = 152,002,323,230.72
  5. Step 5: Solve for x
    x = 152,002,323,230.72/329,004.80
  6. Step 6: Final answer
    x = 462,006.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.