Home / 957,563.42-1,321,446.61-527,858.93

Finding the Fourth Proportional to 957,563.42, 1,321,446.61 and 527,858.93

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Solution

The fourth proportional to 957,563.42, 1,321,446.61 and 527,858.93 is: 728,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,563.42 : 1,321,446.61 = 527,858.93 : x
  2. Step 2: Convert to fraction form
    957,563.42/1,321,446.61 = 527,858.93/x
  3. Step 3: Cross multiply
    957,563.42x = 1,321,446.61 × 527,858.93
  4. Step 4: Simplify right side
    957,563.42x = 697,537,387,167.82
  5. Step 5: Solve for x
    x = 697,537,387,167.82/957,563.42
  6. Step 6: Final answer
    x = 728,450.33

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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.