Home / 879,197.72-1,318,612.05-247,963.91

Finding the Fourth Proportional to 879,197.72, 1,318,612.05 and 247,963.91

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Solution

The fourth proportional to 879,197.72, 1,318,612.05 and 247,963.91 is: 371,893.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,197.72 : 1,318,612.05 = 247,963.91 : x
  2. Step 2: Convert to fraction form
    879,197.72/1,318,612.05 = 247,963.91/x
  3. Step 3: Cross multiply
    879,197.72x = 1,318,612.05 × 247,963.91
  4. Step 4: Simplify right side
    879,197.72x = 326,968,201,218.59
  5. Step 5: Solve for x
    x = 326,968,201,218.59/879,197.72
  6. Step 6: Final answer
    x = 371,893.82

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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.