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Finding the Fourth Proportional to 307,007.85, 460,511.80 and 93,767.15

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Solution

The fourth proportional to 307,007.85, 460,511.80 and 93,767.15 is: 140,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,007.85 : 460,511.80 = 93,767.15 : x
  2. Step 2: Convert to fraction form
    307,007.85/460,511.80 = 93,767.15/x
  3. Step 3: Cross multiply
    307,007.85x = 460,511.80 × 93,767.15
  4. Step 4: Simplify right side
    307,007.85x = 43,180,879,944.23
  5. Step 5: Solve for x
    x = 43,180,879,944.23/307,007.85
  6. Step 6: Final answer
    x = 140,650.73

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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.