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Finding the Fourth Proportional to 362,190.52, 499,854.56 and 211,336.12

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Solution

The fourth proportional to 362,190.52, 499,854.56 and 211,336.12 is: 291,662.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,190.52 : 499,854.56 = 211,336.12 : x
  2. Step 2: Convert to fraction form
    362,190.52/499,854.56 = 211,336.12/x
  3. Step 3: Cross multiply
    362,190.52x = 499,854.56 × 211,336.12
  4. Step 4: Simplify right side
    362,190.52x = 105,637,323,274.71
  5. Step 5: Solve for x
    x = 105,637,323,274.71/362,190.52
  6. Step 6: Final answer
    x = 291,662.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.