Home / 443,929.26-612,622.38-242,725.26

Finding the Fourth Proportional to 443,929.26, 612,622.38 and 242,725.26

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Solution

The fourth proportional to 443,929.26, 612,622.38 and 242,725.26 is: 334,960.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,929.26 : 612,622.38 = 242,725.26 : x
  2. Step 2: Convert to fraction form
    443,929.26/612,622.38 = 242,725.26/x
  3. Step 3: Cross multiply
    443,929.26x = 612,622.38 × 242,725.26
  4. Step 4: Simplify right side
    443,929.26x = 148,698,926,467.32
  5. Step 5: Solve for x
    x = 148,698,926,467.32/443,929.26
  6. Step 6: Final answer
    x = 334,960.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.