Home / 683,733.96-1,025,968.14-284,650.20

Finding the Fourth Proportional to 683,733.96, 1,025,968.14 and 284,650.20

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Solution

The fourth proportional to 683,733.96, 1,025,968.14 and 284,650.20 is: 427,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,733.96 : 1,025,968.14 = 284,650.20 : x
  2. Step 2: Convert to fraction form
    683,733.96/1,025,968.14 = 284,650.20/x
  3. Step 3: Cross multiply
    683,733.96x = 1,025,968.14 × 284,650.20
  4. Step 4: Simplify right side
    683,733.96x = 292,042,036,244.63
  5. Step 5: Solve for x
    x = 292,042,036,244.63/683,733.96
  6. Step 6: Final answer
    x = 427,128.17

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1.5x scale

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.