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Finding the Fourth Proportional to 603,602.20, 904,827.30 and 224,421.40

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Solution

The fourth proportional to 603,602.20, 904,827.30 and 224,421.40 is: 336,417.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,602.20 : 904,827.30 = 224,421.40 : x
  2. Step 2: Convert to fraction form
    603,602.20/904,827.30 = 224,421.40/x
  3. Step 3: Cross multiply
    603,602.20x = 904,827.30 × 224,421.40
  4. Step 4: Simplify right side
    603,602.20x = 203,062,609,424.22
  5. Step 5: Solve for x
    x = 203,062,609,424.22/603,602.20
  6. Step 6: Final answer
    x = 336,417.94

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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.