Home / 284,948.88-427,462.20-118,698

Finding the Fourth Proportional to 284,948.88, 427,462.20 and 118,698

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Solution

The fourth proportional to 284,948.88, 427,462.20 and 118,698 is: 178,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,948.88 : 427,462.20 = 118,698 : x
  2. Step 2: Convert to fraction form
    284,948.88/427,462.20 = 118,698/x
  3. Step 3: Cross multiply
    284,948.88x = 427,462.20 × 118,698
  4. Step 4: Simplify right side
    284,948.88x = 50,738,908,215.60
  5. Step 5: Solve for x
    x = 50,738,908,215.60/284,948.88
  6. Step 6: Final answer
    x = 178,063.20

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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.