Home / 677,468.27-1,015,316.53-277,640.93

Finding the Fourth Proportional to 677,468.27, 1,015,316.53 and 277,640.93

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Solution

The fourth proportional to 677,468.27, 1,015,316.53 and 277,640.93 is: 416,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,468.27 : 1,015,316.53 = 277,640.93 : x
  2. Step 2: Convert to fraction form
    677,468.27/1,015,316.53 = 277,640.93/x
  3. Step 3: Cross multiply
    677,468.27x = 1,015,316.53 × 277,640.93
  4. Step 4: Simplify right side
    677,468.27x = 281,893,425,633.57
  5. Step 5: Solve for x
    x = 281,893,425,633.57/677,468.27
  6. Step 6: Final answer
    x = 416,098.34

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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.