Home / 690,673.40-1,036,010.10-504,049.40

Finding the Fourth Proportional to 690,673.40, 1,036,010.10 and 504,049.40

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Solution

The fourth proportional to 690,673.40, 1,036,010.10 and 504,049.40 is: 756,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,673.40 : 1,036,010.10 = 504,049.40 : x
  2. Step 2: Convert to fraction form
    690,673.40/1,036,010.10 = 504,049.40/x
  3. Step 3: Cross multiply
    690,673.40x = 1,036,010.10 × 504,049.40
  4. Step 4: Simplify right side
    690,673.40x = 522,200,269,298.94
  5. Step 5: Solve for x
    x = 522,200,269,298.94/690,673.40
  6. Step 6: Final answer
    x = 756,074.10

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Double scale
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Similar ratio
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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.