Home / 313,947.50-433,235.39-170,707.91

Finding the Fourth Proportional to 313,947.50, 433,235.39 and 170,707.91

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Solution

The fourth proportional to 313,947.50, 433,235.39 and 170,707.91 is: 235,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,947.50 : 433,235.39 = 170,707.91 : x
  2. Step 2: Convert to fraction form
    313,947.50/433,235.39 = 170,707.91/x
  3. Step 3: Cross multiply
    313,947.50x = 433,235.39 × 170,707.91
  4. Step 4: Simplify right side
    313,947.50x = 73,956,704,945.22
  5. Step 5: Solve for x
    x = 73,956,704,945.22/313,947.50
  6. Step 6: Final answer
    x = 235,570.30

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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.