Home / 917,896.46-1,266,668.54-504,432.26

Finding the Fourth Proportional to 917,896.46, 1,266,668.54 and 504,432.26

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Solution

The fourth proportional to 917,896.46, 1,266,668.54 and 504,432.26 is: 696,100.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,896.46 : 1,266,668.54 = 504,432.26 : x
  2. Step 2: Convert to fraction form
    917,896.46/1,266,668.54 = 504,432.26/x
  3. Step 3: Cross multiply
    917,896.46x = 1,266,668.54 × 504,432.26
  4. Step 4: Simplify right side
    917,896.46x = 638,948,465,447.60
  5. Step 5: Solve for x
    x = 638,948,465,447.60/917,896.46
  6. Step 6: Final answer
    x = 696,100.81

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1.5x scale

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.