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Finding the Fourth Proportional to 452,263.96, 624,099.90 and 251,047

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Solution

The fourth proportional to 452,263.96, 624,099.90 and 251,047 is: 346,431.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,263.96 : 624,099.90 = 251,047 : x
  2. Step 2: Convert to fraction form
    452,263.96/624,099.90 = 251,047/x
  3. Step 3: Cross multiply
    452,263.96x = 624,099.90 × 251,047
  4. Step 4: Simplify right side
    452,263.96x = 156,678,407,595.30
  5. Step 5: Solve for x
    x = 156,678,407,595.30/452,263.96
  6. Step 6: Final answer
    x = 346,431.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.