Home / 964,815.22-1,331,230.41-556,830.58

Finding the Fourth Proportional to 964,815.22, 1,331,230.41 and 556,830.58

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Solution

The fourth proportional to 964,815.22, 1,331,230.41 and 556,830.58 is: 768,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,815.22 : 1,331,230.41 = 556,830.58 : x
  2. Step 2: Convert to fraction form
    964,815.22/1,331,230.41 = 556,830.58/x
  3. Step 3: Cross multiply
    964,815.22x = 1,331,230.41 × 556,830.58
  4. Step 4: Simplify right side
    964,815.22x = 741,269,801,313.94
  5. Step 5: Solve for x
    x = 741,269,801,313.94/964,815.22
  6. Step 6: Final answer
    x = 768,302.35

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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.