Home / 715,020.48-1,072,530-182,541.60

Finding the Fourth Proportional to 715,020.48, 1,072,530 and 182,541.60

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Solution

The fourth proportional to 715,020.48, 1,072,530 and 182,541.60 is: 273,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,020.48 : 1,072,530 = 182,541.60 : x
  2. Step 2: Convert to fraction form
    715,020.48/1,072,530 = 182,541.60/x
  3. Step 3: Cross multiply
    715,020.48x = 1,072,530 × 182,541.60
  4. Step 4: Simplify right side
    715,020.48x = 195,781,342,248
  5. Step 5: Solve for x
    x = 195,781,342,248/715,020.48
  6. Step 6: Final answer
    x = 273,812.22

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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.