Home / 875,845.44-1,208,894.40-570,758.40

Finding the Fourth Proportional to 875,845.44, 1,208,894.40 and 570,758.40

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Solution

The fourth proportional to 875,845.44, 1,208,894.40 and 570,758.40 is: 787,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,845.44 : 1,208,894.40 = 570,758.40 : x
  2. Step 2: Convert to fraction form
    875,845.44/1,208,894.40 = 570,758.40/x
  3. Step 3: Cross multiply
    875,845.44x = 1,208,894.40 × 570,758.40
  4. Step 4: Simplify right side
    875,845.44x = 689,986,633,512.96
  5. Step 5: Solve for x
    x = 689,986,633,512.96/875,845.44
  6. Step 6: Final answer
    x = 787,794.97

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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.