Home / 746,231.70-1,119,347.55-680,913.30

Finding the Fourth Proportional to 746,231.70, 1,119,347.55 and 680,913.30

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Solution

The fourth proportional to 746,231.70, 1,119,347.55 and 680,913.30 is: 1,021,369.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,231.70 : 1,119,347.55 = 680,913.30 : x
  2. Step 2: Convert to fraction form
    746,231.70/1,119,347.55 = 680,913.30/x
  3. Step 3: Cross multiply
    746,231.70x = 1,119,347.55 × 680,913.30
  4. Step 4: Simplify right side
    746,231.70x = 762,178,634,117.42
  5. Step 5: Solve for x
    x = 762,178,634,117.42/746,231.70
  6. Step 6: Final answer
    x = 1,021,369.95

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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.