Home / 313,946.56-433,244.12-170,706.72

Finding the Fourth Proportional to 313,946.56, 433,244.12 and 170,706.72

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Solution

The fourth proportional to 313,946.56, 433,244.12 and 170,706.72 is: 235,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,946.56 : 433,244.12 = 170,706.72 : x
  2. Step 2: Convert to fraction form
    313,946.56/433,244.12 = 170,706.72/x
  3. Step 3: Cross multiply
    313,946.56x = 433,244.12 × 170,706.72
  4. Step 4: Simplify right side
    313,946.56x = 73,957,682,684.49
  5. Step 5: Solve for x
    x = 73,957,682,684.49/313,946.56
  6. Step 6: Final answer
    x = 235,574.11

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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.