Home / 683,364.18-1,025,144.26-210,089.28

Finding the Fourth Proportional to 683,364.18, 1,025,144.26 and 210,089.28

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Solution

The fourth proportional to 683,364.18, 1,025,144.26 and 210,089.28 is: 315,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,364.18 : 1,025,144.26 = 210,089.28 : x
  2. Step 2: Convert to fraction form
    683,364.18/1,025,144.26 = 210,089.28/x
  3. Step 3: Cross multiply
    683,364.18x = 1,025,144.26 × 210,089.28
  4. Step 4: Simplify right side
    683,364.18x = 215,371,819,479.53
  5. Step 5: Solve for x
    x = 215,371,819,479.53/683,364.18
  6. Step 6: Final answer
    x = 315,164.05

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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.