Home / 613,736.50-920,616.27-170,516.02

Finding the Fourth Proportional to 613,736.50, 920,616.27 and 170,516.02

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Solution

The fourth proportional to 613,736.50, 920,616.27 and 170,516.02 is: 255,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,736.50 : 920,616.27 = 170,516.02 : x
  2. Step 2: Convert to fraction form
    613,736.50/920,616.27 = 170,516.02/x
  3. Step 3: Cross multiply
    613,736.50x = 920,616.27 × 170,516.02
  4. Step 4: Simplify right side
    613,736.50x = 156,979,822,307.65
  5. Step 5: Solve for x
    x = 156,979,822,307.65/613,736.50
  6. Step 6: Final answer
    x = 255,777.23

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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.