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Finding the Fourth Proportional to 362,474.94, 500,254.61 and 219,313.92

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Solution

The fourth proportional to 362,474.94, 500,254.61 and 219,313.92 is: 302,676.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,474.94 : 500,254.61 = 219,313.92 : x
  2. Step 2: Convert to fraction form
    362,474.94/500,254.61 = 219,313.92/x
  3. Step 3: Cross multiply
    362,474.94x = 500,254.61 × 219,313.92
  4. Step 4: Simplify right side
    362,474.94x = 109,712,798,420.60
  5. Step 5: Solve for x
    x = 109,712,798,420.60/362,474.94
  6. Step 6: Final answer
    x = 302,676.92

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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.