Home / 477,314.37-658,034.89-380,845.80

Finding the Fourth Proportional to 477,314.37, 658,034.89 and 380,845.80

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Solution

The fourth proportional to 477,314.37, 658,034.89 and 380,845.80 is: 525,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,314.37 : 658,034.89 = 380,845.80 : x
  2. Step 2: Convert to fraction form
    477,314.37/658,034.89 = 380,845.80/x
  3. Step 3: Cross multiply
    477,314.37x = 658,034.89 × 380,845.80
  4. Step 4: Simplify right side
    477,314.37x = 250,609,823,157.85
  5. Step 5: Solve for x
    x = 250,609,823,157.85/477,314.37
  6. Step 6: Final answer
    x = 525,041.44

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1.5x scale

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.