Home / 879,391.65-1,319,083.83-373,873.89

Finding the Fourth Proportional to 879,391.65, 1,319,083.83 and 373,873.89

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Solution

The fourth proportional to 879,391.65, 1,319,083.83 and 373,873.89 is: 560,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,391.65 : 1,319,083.83 = 373,873.89 : x
  2. Step 2: Convert to fraction form
    879,391.65/1,319,083.83 = 373,873.89/x
  3. Step 3: Cross multiply
    879,391.65x = 1,319,083.83 × 373,873.89
  4. Step 4: Simplify right side
    879,391.65x = 493,171,002,758.20
  5. Step 5: Solve for x
    x = 493,171,002,758.20/879,391.65
  6. Step 6: Final answer
    x = 560,809.29

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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.