Home / 683,298.70-1,025,101.65-210,005.90

Finding the Fourth Proportional to 683,298.70, 1,025,101.65 and 210,005.90

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Solution

The fourth proportional to 683,298.70, 1,025,101.65 and 210,005.90 is: 315,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,298.70 : 1,025,101.65 = 210,005.90 : x
  2. Step 2: Convert to fraction form
    683,298.70/1,025,101.65 = 210,005.90/x
  3. Step 3: Cross multiply
    683,298.70x = 1,025,101.65 × 210,005.90
  4. Step 4: Simplify right side
    683,298.70x = 215,277,394,599.74
  5. Step 5: Solve for x
    x = 215,277,394,599.74/683,298.70
  6. Step 6: Final answer
    x = 315,056.06

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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.