Home / 783,532.62-1,174,609.80-310,550.04

Finding the Fourth Proportional to 783,532.62, 1,174,609.80 and 310,550.04

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Solution

The fourth proportional to 783,532.62, 1,174,609.80 and 310,550.04 is: 465,551.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,532.62 : 1,174,609.80 = 310,550.04 : x
  2. Step 2: Convert to fraction form
    783,532.62/1,174,609.80 = 310,550.04/x
  3. Step 3: Cross multiply
    783,532.62x = 1,174,609.80 × 310,550.04
  4. Step 4: Simplify right side
    783,532.62x = 364,775,120,374.39
  5. Step 5: Solve for x
    x = 364,775,120,374.39/783,532.62
  6. Step 6: Final answer
    x = 465,551.93

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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.