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Finding the Fourth Proportional to 313,485, 469,766.58 and 185,269.32

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Solution

The fourth proportional to 313,485, 469,766.58 and 185,269.32 is: 277,631.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,485 : 469,766.58 = 185,269.32 : x
  2. Step 2: Convert to fraction form
    313,485/469,766.58 = 185,269.32/x
  3. Step 3: Cross multiply
    313,485x = 469,766.58 × 185,269.32
  4. Step 4: Simplify right side
    313,485x = 87,033,334,835.33
  5. Step 5: Solve for x
    x = 87,033,334,835.33/313,485
  6. Step 6: Final answer
    x = 277,631.58

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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.