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Finding the Fourth Proportional to 362,559.73, 500,110.74 and 215,284.77

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Solution

The fourth proportional to 362,559.73, 500,110.74 and 215,284.77 is: 296,961.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,559.73 : 500,110.74 = 215,284.77 : x
  2. Step 2: Convert to fraction form
    362,559.73/500,110.74 = 215,284.77/x
  3. Step 3: Cross multiply
    362,559.73x = 500,110.74 × 215,284.77
  4. Step 4: Simplify right side
    362,559.73x = 107,666,225,635.43
  5. Step 5: Solve for x
    x = 107,666,225,635.43/362,559.73
  6. Step 6: Final answer
    x = 296,961.35

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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.