Home / 691,082.90-1,036,624.35-682,225.55

Finding the Fourth Proportional to 691,082.90, 1,036,624.35 and 682,225.55

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Solution

The fourth proportional to 691,082.90, 1,036,624.35 and 682,225.55 is: 1,023,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,082.90 : 1,036,624.35 = 682,225.55 : x
  2. Step 2: Convert to fraction form
    691,082.90/1,036,624.35 = 682,225.55/x
  3. Step 3: Cross multiply
    691,082.90x = 1,036,624.35 × 682,225.55
  4. Step 4: Simplify right side
    691,082.90x = 707,211,617,322.14
  5. Step 5: Solve for x
    x = 707,211,617,322.14/691,082.90
  6. Step 6: Final answer
    x = 1,023,338.33

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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.