Home / 248,884.20-373,326.30-217,780.20

Finding the Fourth Proportional to 248,884.20, 373,326.30 and 217,780.20

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Solution

The fourth proportional to 248,884.20, 373,326.30 and 217,780.20 is: 326,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,884.20 : 373,326.30 = 217,780.20 : x
  2. Step 2: Convert to fraction form
    248,884.20/373,326.30 = 217,780.20/x
  3. Step 3: Cross multiply
    248,884.20x = 373,326.30 × 217,780.20
  4. Step 4: Simplify right side
    248,884.20x = 81,303,076,279.26
  5. Step 5: Solve for x
    x = 81,303,076,279.26/248,884.20
  6. Step 6: Final answer
    x = 326,670.30

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1.5x scale

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.