Home / 477,245.03-658,810.46-283,715.41

Finding the Fourth Proportional to 477,245.03, 658,810.46 and 283,715.41

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Solution

The fourth proportional to 477,245.03, 658,810.46 and 283,715.41 is: 391,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,245.03 : 658,810.46 = 283,715.41 : x
  2. Step 2: Convert to fraction form
    477,245.03/658,810.46 = 283,715.41/x
  3. Step 3: Cross multiply
    477,245.03x = 658,810.46 × 283,715.41
  4. Step 4: Simplify right side
    477,245.03x = 186,914,678,273.34
  5. Step 5: Solve for x
    x = 186,914,678,273.34/477,245.03
  6. Step 6: Final answer
    x = 391,653.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.