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Finding the Fourth Proportional to 880,668.94, 1,320,586.96 and 341,177.89

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Solution

The fourth proportional to 880,668.94, 1,320,586.96 and 341,177.89 is: 511,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,668.94 : 1,320,586.96 = 341,177.89 : x
  2. Step 2: Convert to fraction form
    880,668.94/1,320,586.96 = 341,177.89/x
  3. Step 3: Cross multiply
    880,668.94x = 1,320,586.96 × 341,177.89
  4. Step 4: Simplify right side
    880,668.94x = 450,555,072,574.31
  5. Step 5: Solve for x
    x = 450,555,072,574.31/880,668.94
  6. Step 6: Final answer
    x = 511,605.50

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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.