Home / 802,947.92-1,108,051.56-496,942.96

Finding the Fourth Proportional to 802,947.92, 1,108,051.56 and 496,942.96

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Solution

The fourth proportional to 802,947.92, 1,108,051.56 and 496,942.96 is: 685,771.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,947.92 : 1,108,051.56 = 496,942.96 : x
  2. Step 2: Convert to fraction form
    802,947.92/1,108,051.56 = 496,942.96/x
  3. Step 3: Cross multiply
    802,947.92x = 1,108,051.56 × 496,942.96
  4. Step 4: Simplify right side
    802,947.92x = 550,638,422,059.02
  5. Step 5: Solve for x
    x = 550,638,422,059.02/802,947.92
  6. Step 6: Final answer
    x = 685,771.03

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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.