Home / 297,006.10-445,217.55-265,513.30

Finding the Fourth Proportional to 297,006.10, 445,217.55 and 265,513.30

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Solution

The fourth proportional to 297,006.10, 445,217.55 and 265,513.30 is: 398,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,006.10 : 445,217.55 = 265,513.30 : x
  2. Step 2: Convert to fraction form
    297,006.10/445,217.55 = 265,513.30/x
  3. Step 3: Cross multiply
    297,006.10x = 445,217.55 × 265,513.30
  4. Step 4: Simplify right side
    297,006.10x = 118,211,180,918.42
  5. Step 5: Solve for x
    x = 118,211,180,918.42/297,006.10
  6. Step 6: Final answer
    x = 398,009.27

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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.