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Finding the Fourth Proportional to 383,125.01, 573,801.71 and 369,838.98

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Solution

The fourth proportional to 383,125.01, 573,801.71 and 369,838.98 is: 553,903.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,125.01 : 573,801.71 = 369,838.98 : x
  2. Step 2: Convert to fraction form
    383,125.01/573,801.71 = 369,838.98/x
  3. Step 3: Cross multiply
    383,125.01x = 573,801.71 × 369,838.98
  4. Step 4: Simplify right side
    383,125.01x = 212,214,237,299.46
  5. Step 5: Solve for x
    x = 212,214,237,299.46/383,125.01
  6. Step 6: Final answer
    x = 553,903.39

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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.