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Finding the Fourth Proportional to 651,897.44, 899,673.94 and 365,472.88

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Solution

The fourth proportional to 651,897.44, 899,673.94 and 365,472.88 is: 504,383.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,897.44 : 899,673.94 = 365,472.88 : x
  2. Step 2: Convert to fraction form
    651,897.44/899,673.94 = 365,472.88/x
  3. Step 3: Cross multiply
    651,897.44x = 899,673.94 × 365,472.88
  4. Step 4: Simplify right side
    651,897.44x = 328,806,425,912.75
  5. Step 5: Solve for x
    x = 328,806,425,912.75/651,897.44
  6. Step 6: Final answer
    x = 504,383.67

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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.