Home / 884,623.20-1,326,934.80-219,775.20

Finding the Fourth Proportional to 884,623.20, 1,326,934.80 and 219,775.20

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Solution

The fourth proportional to 884,623.20, 1,326,934.80 and 219,775.20 is: 329,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,623.20 : 1,326,934.80 = 219,775.20 : x
  2. Step 2: Convert to fraction form
    884,623.20/1,326,934.80 = 219,775.20/x
  3. Step 3: Cross multiply
    884,623.20x = 1,326,934.80 × 219,775.20
  4. Step 4: Simplify right side
    884,623.20x = 291,627,361,056.96
  5. Step 5: Solve for x
    x = 291,627,361,056.96/884,623.20
  6. Step 6: Final answer
    x = 329,662.80

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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.