Home / 879,751.57-1,319,704.29-248,665.39

Finding the Fourth Proportional to 879,751.57, 1,319,704.29 and 248,665.39

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Solution

The fourth proportional to 879,751.57, 1,319,704.29 and 248,665.39 is: 373,019.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,751.57 : 1,319,704.29 = 248,665.39 : x
  2. Step 2: Convert to fraction form
    879,751.57/1,319,704.29 = 248,665.39/x
  3. Step 3: Cross multiply
    879,751.57x = 1,319,704.29 × 248,665.39
  4. Step 4: Simplify right side
    879,751.57x = 328,164,781,957.52
  5. Step 5: Solve for x
    x = 328,164,781,957.52/879,751.57
  6. Step 6: Final answer
    x = 373,019.83

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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.