Home / 746,287.60-1,119,668.16-266,504.92

Finding the Fourth Proportional to 746,287.60, 1,119,668.16 and 266,504.92

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Solution

The fourth proportional to 746,287.60, 1,119,668.16 and 266,504.92 is: 399,841.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,287.60 : 1,119,668.16 = 266,504.92 : x
  2. Step 2: Convert to fraction form
    746,287.60/1,119,668.16 = 266,504.92/x
  3. Step 3: Cross multiply
    746,287.60x = 1,119,668.16 × 266,504.92
  4. Step 4: Simplify right side
    746,287.60x = 298,397,073,407.35
  5. Step 5: Solve for x
    x = 298,397,073,407.35/746,287.60
  6. Step 6: Final answer
    x = 399,841.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.