Home / 805,857.56-1,208,370.35-237,164.89

Finding the Fourth Proportional to 805,857.56, 1,208,370.35 and 237,164.89

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Solution

The fourth proportional to 805,857.56, 1,208,370.35 and 237,164.89 is: 355,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,857.56 : 1,208,370.35 = 237,164.89 : x
  2. Step 2: Convert to fraction form
    805,857.56/1,208,370.35 = 237,164.89/x
  3. Step 3: Cross multiply
    805,857.56x = 1,208,370.35 × 237,164.89
  4. Step 4: Simplify right side
    805,857.56x = 286,583,017,576.15
  5. Step 5: Solve for x
    x = 286,583,017,576.15/805,857.56
  6. Step 6: Final answer
    x = 355,624.90

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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.