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Finding the Fourth Proportional to 560,250.76, 773,133.51 and 305,611.06

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Solution

The fourth proportional to 560,250.76, 773,133.51 and 305,611.06 is: 421,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,250.76 : 773,133.51 = 305,611.06 : x
  2. Step 2: Convert to fraction form
    560,250.76/773,133.51 = 305,611.06/x
  3. Step 3: Cross multiply
    560,250.76x = 773,133.51 × 305,611.06
  4. Step 4: Simplify right side
    560,250.76x = 236,278,151,512.62
  5. Step 5: Solve for x
    x = 236,278,151,512.62/560,250.76
  6. Step 6: Final answer
    x = 421,736.42

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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.