Home / 437,202.81-655,827.72-137,706.83

Finding the Fourth Proportional to 437,202.81, 655,827.72 and 137,706.83

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Solution

The fourth proportional to 437,202.81, 655,827.72 and 137,706.83 is: 206,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,202.81 : 655,827.72 = 137,706.83 : x
  2. Step 2: Convert to fraction form
    437,202.81/655,827.72 = 137,706.83/x
  3. Step 3: Cross multiply
    437,202.81x = 655,827.72 × 137,706.83
  4. Step 4: Simplify right side
    437,202.81x = 90,311,956,347.33
  5. Step 5: Solve for x
    x = 90,311,956,347.33/437,202.81
  6. Step 6: Final answer
    x = 206,567.65

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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.