Home / 362,436.81-500,146.61-217,322.69

Finding the Fourth Proportional to 362,436.81, 500,146.61 and 217,322.69

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Solution

The fourth proportional to 362,436.81, 500,146.61 and 217,322.69 is: 299,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,436.81 : 500,146.61 = 217,322.69 : x
  2. Step 2: Convert to fraction form
    362,436.81/500,146.61 = 217,322.69/x
  3. Step 3: Cross multiply
    362,436.81x = 500,146.61 × 217,322.69
  4. Step 4: Simplify right side
    362,436.81x = 108,693,203,092.23
  5. Step 5: Solve for x
    x = 108,693,203,092.23/362,436.81
  6. Step 6: Final answer
    x = 299,895.60

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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.