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Finding the Fourth Proportional to 362,991.62, 500,854.66 and 212,059.46

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Solution

The fourth proportional to 362,991.62, 500,854.66 and 212,059.46 is: 292,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,991.62 : 500,854.66 = 212,059.46 : x
  2. Step 2: Convert to fraction form
    362,991.62/500,854.66 = 212,059.46/x
  3. Step 3: Cross multiply
    362,991.62x = 500,854.66 × 212,059.46
  4. Step 4: Simplify right side
    362,991.62x = 106,210,965,703.66
  5. Step 5: Solve for x
    x = 106,210,965,703.66/362,991.62
  6. Step 6: Final answer
    x = 292,598.95

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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.