Home / 858,029.94-1,184,078.07-470,851.86

Finding the Fourth Proportional to 858,029.94, 1,184,078.07 and 470,851.86

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Solution

The fourth proportional to 858,029.94, 1,184,078.07 and 470,851.86 is: 649,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,029.94 : 1,184,078.07 = 470,851.86 : x
  2. Step 2: Convert to fraction form
    858,029.94/1,184,078.07 = 470,851.86/x
  3. Step 3: Cross multiply
    858,029.94x = 1,184,078.07 × 470,851.86
  4. Step 4: Simplify right side
    858,029.94x = 557,525,361,644.71
  5. Step 5: Solve for x
    x = 557,525,361,644.71/858,029.94
  6. Step 6: Final answer
    x = 649,773.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.