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Finding the Fourth Proportional to 329,117.10, 461,813.70 and 329,117.10

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Solution

The fourth proportional to 329,117.10, 461,813.70 and 329,117.10 is: 461,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,117.10 : 461,813.70 = 329,117.10 : x
  2. Step 2: Convert to fraction form
    329,117.10/461,813.70 = 329,117.10/x
  3. Step 3: Cross multiply
    329,117.10x = 461,813.70 × 329,117.10
  4. Step 4: Simplify right side
    329,117.10x = 151,990,785,684.27
  5. Step 5: Solve for x
    x = 151,990,785,684.27/329,117.10
  6. Step 6: Final answer
    x = 461,813.70

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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.