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Finding the Fourth Proportional to 395,852.91, 594,601.85 and 320,037.06

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Solution

The fourth proportional to 395,852.91, 594,601.85 and 320,037.06 is: 480,720.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,852.91 : 594,601.85 = 320,037.06 : x
  2. Step 2: Convert to fraction form
    395,852.91/594,601.85 = 320,037.06/x
  3. Step 3: Cross multiply
    395,852.91x = 594,601.85 × 320,037.06
  4. Step 4: Simplify right side
    395,852.91x = 190,294,626,344.38
  5. Step 5: Solve for x
    x = 190,294,626,344.38/395,852.91
  6. Step 6: Final answer
    x = 480,720.54

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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.