Home / 709,943.46-1,065,429.03-277,724.67

Finding the Fourth Proportional to 709,943.46, 1,065,429.03 and 277,724.67

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Solution

The fourth proportional to 709,943.46, 1,065,429.03 and 277,724.67 is: 416,788.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,943.46 : 1,065,429.03 = 277,724.67 : x
  2. Step 2: Convert to fraction form
    709,943.46/1,065,429.03 = 277,724.67/x
  3. Step 3: Cross multiply
    709,943.46x = 1,065,429.03 × 277,724.67
  4. Step 4: Simplify right side
    709,943.46x = 295,895,925,765.17
  5. Step 5: Solve for x
    x = 295,895,925,765.17/709,943.46
  6. Step 6: Final answer
    x = 416,788.02

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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.