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Finding the Fourth Proportional to 560,194.88, 840,330.59 and 160,804.94

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Solution

The fourth proportional to 560,194.88, 840,330.59 and 160,804.94 is: 241,218.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,194.88 : 840,330.59 = 160,804.94 : x
  2. Step 2: Convert to fraction form
    560,194.88/840,330.59 = 160,804.94/x
  3. Step 3: Cross multiply
    560,194.88x = 840,330.59 × 160,804.94
  4. Step 4: Simplify right side
    560,194.88x = 135,129,305,099.44
  5. Step 5: Solve for x
    x = 135,129,305,099.44/560,194.88
  6. Step 6: Final answer
    x = 241,218.39

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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.