Home / 930,084-1,394,771.76-551,111.64

Finding the Fourth Proportional to 930,084, 1,394,771.76 and 551,111.64

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Solution

The fourth proportional to 930,084, 1,394,771.76 and 551,111.64 is: 826,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,084 : 1,394,771.76 = 551,111.64 : x
  2. Step 2: Convert to fraction form
    930,084/1,394,771.76 = 551,111.64/x
  3. Step 3: Cross multiply
    930,084x = 1,394,771.76 × 551,111.64
  4. Step 4: Simplify right side
    930,084x = 768,674,952,079.29
  5. Step 5: Solve for x
    x = 768,674,952,079.29/930,084
  6. Step 6: Final answer
    x = 826,457.56

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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.