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Finding the Fourth Proportional to 383,127.01, 573,804.70 and 369,840.98

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Solution

The fourth proportional to 383,127.01, 573,804.70 and 369,840.98 is: 553,906.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,127.01 : 573,804.70 = 369,840.98 : x
  2. Step 2: Convert to fraction form
    383,127.01/573,804.70 = 369,840.98/x
  3. Step 3: Cross multiply
    383,127.01x = 573,804.70 × 369,840.98
  4. Step 4: Simplify right side
    383,127.01x = 212,216,492,576.61
  5. Step 5: Solve for x
    x = 212,216,492,576.61/383,127.01
  6. Step 6: Final answer
    x = 553,906.37

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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.