Home / 693,947.40-1,041,309.90-294,520.20

Finding the Fourth Proportional to 693,947.40, 1,041,309.90 and 294,520.20

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Solution

The fourth proportional to 693,947.40, 1,041,309.90 and 294,520.20 is: 441,945.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,947.40 : 1,041,309.90 = 294,520.20 : x
  2. Step 2: Convert to fraction form
    693,947.40/1,041,309.90 = 294,520.20/x
  3. Step 3: Cross multiply
    693,947.40x = 1,041,309.90 × 294,520.20
  4. Step 4: Simplify right side
    693,947.40x = 306,686,800,009.98
  5. Step 5: Solve for x
    x = 306,686,800,009.98/693,947.40
  6. Step 6: Final answer
    x = 441,945.31

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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.