Home / 683,304.70-1,025,110.65-210,011.90

Finding the Fourth Proportional to 683,304.70, 1,025,110.65 and 210,011.90

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Solution

The fourth proportional to 683,304.70, 1,025,110.65 and 210,011.90 is: 315,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,304.70 : 1,025,110.65 = 210,011.90 : x
  2. Step 2: Convert to fraction form
    683,304.70/1,025,110.65 = 210,011.90/x
  3. Step 3: Cross multiply
    683,304.70x = 1,025,110.65 × 210,011.90
  4. Step 4: Simplify right side
    683,304.70x = 215,285,435,316.74
  5. Step 5: Solve for x
    x = 215,285,435,316.74/683,304.70
  6. Step 6: Final answer
    x = 315,065.06

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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.