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Finding the Fourth Proportional to 603,635.70, 904,141.35 and 366,564.90

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Solution

The fourth proportional to 603,635.70, 904,141.35 and 366,564.90 is: 549,050.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,635.70 : 904,141.35 = 366,564.90 : x
  2. Step 2: Convert to fraction form
    603,635.70/904,141.35 = 366,564.90/x
  3. Step 3: Cross multiply
    603,635.70x = 904,141.35 × 366,564.90
  4. Step 4: Simplify right side
    603,635.70x = 331,426,483,548.62
  5. Step 5: Solve for x
    x = 331,426,483,548.62/603,635.70
  6. Step 6: Final answer
    x = 549,050.50

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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.