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Finding the Fourth Proportional to 444,587.49, 666,881.72 and 208,096.25

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Solution

The fourth proportional to 444,587.49, 666,881.72 and 208,096.25 is: 312,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,587.49 : 666,881.72 = 208,096.25 : x
  2. Step 2: Convert to fraction form
    444,587.49/666,881.72 = 208,096.25/x
  3. Step 3: Cross multiply
    444,587.49x = 666,881.72 × 208,096.25
  4. Step 4: Simplify right side
    444,587.49x = 138,775,585,125.55
  5. Step 5: Solve for x
    x = 138,775,585,125.55/444,587.49
  6. Step 6: Final answer
    x = 312,144.60

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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.