Home / 776,376.46-1,164,551.69-349,674.94

Finding the Fourth Proportional to 776,376.46, 1,164,551.69 and 349,674.94

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Solution

The fourth proportional to 776,376.46, 1,164,551.69 and 349,674.94 is: 524,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,376.46 : 1,164,551.69 = 349,674.94 : x
  2. Step 2: Convert to fraction form
    776,376.46/1,164,551.69 = 349,674.94/x
  3. Step 3: Cross multiply
    776,376.46x = 1,164,551.69 × 349,674.94
  4. Step 4: Simplify right side
    776,376.46x = 407,214,542,327.65
  5. Step 5: Solve for x
    x = 407,214,542,327.65/776,376.46
  6. Step 6: Final answer
    x = 524,506.55

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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.