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Finding the Fourth Proportional to 365,502.51, 504,240.62 and 284,789.88

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Solution

The fourth proportional to 365,502.51, 504,240.62 and 284,789.88 is: 392,890.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,502.51 : 504,240.62 = 284,789.88 : x
  2. Step 2: Convert to fraction form
    365,502.51/504,240.62 = 284,789.88/x
  3. Step 3: Cross multiply
    365,502.51x = 504,240.62 × 284,789.88
  4. Step 4: Simplify right side
    365,502.51x = 143,602,624,236.98
  5. Step 5: Solve for x
    x = 143,602,624,236.98/365,502.51
  6. Step 6: Final answer
    x = 392,890.94

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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.