Home / 683,492.40-1,025,238.60-284,911.65

Finding the Fourth Proportional to 683,492.40, 1,025,238.60 and 284,911.65

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Solution

The fourth proportional to 683,492.40, 1,025,238.60 and 284,911.65 is: 427,367.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,492.40 : 1,025,238.60 = 284,911.65 : x
  2. Step 2: Convert to fraction form
    683,492.40/1,025,238.60 = 284,911.65/x
  3. Step 3: Cross multiply
    683,492.40x = 1,025,238.60 × 284,911.65
  4. Step 4: Simplify right side
    683,492.40x = 292,102,421,169.69
  5. Step 5: Solve for x
    x = 292,102,421,169.69/683,492.40
  6. Step 6: Final answer
    x = 427,367.48

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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.