Home / 946,370.70-1,306,011.33-516,668.94

Finding the Fourth Proportional to 946,370.70, 1,306,011.33 and 516,668.94

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Solution

The fourth proportional to 946,370.70, 1,306,011.33 and 516,668.94 is: 713,013.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,370.70 : 1,306,011.33 = 516,668.94 : x
  2. Step 2: Convert to fraction form
    946,370.70/1,306,011.33 = 516,668.94/x
  3. Step 3: Cross multiply
    946,370.70x = 1,306,011.33 × 516,668.94
  4. Step 4: Simplify right side
    946,370.70x = 674,775,489,499.09
  5. Step 5: Solve for x
    x = 674,775,489,499.09/946,370.70
  6. Step 6: Final answer
    x = 713,013.93

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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.