Home / 313,928.66-433,216.45-170,692.31

Finding the Fourth Proportional to 313,928.66, 433,216.45 and 170,692.31

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Solution

The fourth proportional to 313,928.66, 433,216.45 and 170,692.31 is: 235,552.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,928.66 : 433,216.45 = 170,692.31 : x
  2. Step 2: Convert to fraction form
    313,928.66/433,216.45 = 170,692.31/x
  3. Step 3: Cross multiply
    313,928.66x = 433,216.45 × 170,692.31
  4. Step 4: Simplify right side
    313,928.66x = 73,946,717,876.91
  5. Step 5: Solve for x
    x = 73,946,717,876.91/313,928.66
  6. Step 6: Final answer
    x = 235,552.62

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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.