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Finding the Fourth Proportional to 882,505.63, 1,323,539.74 and 251,424.91

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Solution

The fourth proportional to 882,505.63, 1,323,539.74 and 251,424.91 is: 377,075.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,505.63 : 1,323,539.74 = 251,424.91 : x
  2. Step 2: Convert to fraction form
    882,505.63/1,323,539.74 = 251,424.91/x
  3. Step 3: Cross multiply
    882,505.63x = 1,323,539.74 × 251,424.91
  4. Step 4: Simplify right side
    882,505.63x = 332,770,860,010.92
  5. Step 5: Solve for x
    x = 332,770,860,010.92/882,505.63
  6. Step 6: Final answer
    x = 377,075.06

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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.