Home / 800,333.34-1,200,411.59-201,294.74

Finding the Fourth Proportional to 800,333.34, 1,200,411.59 and 201,294.74

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Solution

The fourth proportional to 800,333.34, 1,200,411.59 and 201,294.74 is: 301,919.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,333.34 : 1,200,411.59 = 201,294.74 : x
  2. Step 2: Convert to fraction form
    800,333.34/1,200,411.59 = 201,294.74/x
  3. Step 3: Cross multiply
    800,333.34x = 1,200,411.59 × 201,294.74
  4. Step 4: Simplify right side
    800,333.34x = 241,636,537,895.56
  5. Step 5: Solve for x
    x = 241,636,537,895.56/800,333.34
  6. Step 6: Final answer
    x = 301,919.87

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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.