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Finding the Fourth Proportional to 651,450.48, 899,054.28 and 365,034.48

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Solution

The fourth proportional to 651,450.48, 899,054.28 and 365,034.48 is: 503,777.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,450.48 : 899,054.28 = 365,034.48 : x
  2. Step 2: Convert to fraction form
    651,450.48/899,054.28 = 365,034.48/x
  3. Step 3: Cross multiply
    651,450.48x = 899,054.28 × 365,034.48
  4. Step 4: Simplify right side
    651,450.48x = 328,185,811,591.57
  5. Step 5: Solve for x
    x = 328,185,811,591.57/651,450.48
  6. Step 6: Final answer
    x = 503,777.07

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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.