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Finding the Fourth Proportional to 651,047.60, 976,110.60 and 296,231.60

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Solution

The fourth proportional to 651,047.60, 976,110.60 and 296,231.60 is: 444,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,047.60 : 976,110.60 = 296,231.60 : x
  2. Step 2: Convert to fraction form
    651,047.60/976,110.60 = 296,231.60/x
  3. Step 3: Cross multiply
    651,047.60x = 976,110.60 × 296,231.60
  4. Step 4: Simplify right side
    651,047.60x = 289,154,804,814.96
  5. Step 5: Solve for x
    x = 289,154,804,814.96/651,047.60
  6. Step 6: Final answer
    x = 444,137.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.