Home / 673,440.34-1,009,863.22-252,420.96

Finding the Fourth Proportional to 673,440.34, 1,009,863.22 and 252,420.96

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Solution

The fourth proportional to 673,440.34, 1,009,863.22 and 252,420.96 is: 378,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,440.34 : 1,009,863.22 = 252,420.96 : x
  2. Step 2: Convert to fraction form
    673,440.34/1,009,863.22 = 252,420.96/x
  3. Step 3: Cross multiply
    673,440.34x = 1,009,863.22 × 252,420.96
  4. Step 4: Simplify right side
    673,440.34x = 254,910,643,461.09
  5. Step 5: Solve for x
    x = 254,910,643,461.09/673,440.34
  6. Step 6: Final answer
    x = 378,520.01

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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.