Home / 683,529.70-1,025,392.59-210,254.98

Finding the Fourth Proportional to 683,529.70, 1,025,392.59 and 210,254.98

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Solution

The fourth proportional to 683,529.70, 1,025,392.59 and 210,254.98 is: 315,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,529.70 : 1,025,392.59 = 210,254.98 : x
  2. Step 2: Convert to fraction form
    683,529.70/1,025,392.59 = 210,254.98/x
  3. Step 3: Cross multiply
    683,529.70x = 1,025,392.59 × 210,254.98
  4. Step 4: Simplify right side
    683,529.70x = 215,593,898,502.60
  5. Step 5: Solve for x
    x = 215,593,898,502.60/683,529.70
  6. Step 6: Final answer
    x = 315,412.63

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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.