Home / 578,621.01-798,324.26-374,348.46

Finding the Fourth Proportional to 578,621.01, 798,324.26 and 374,348.46

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Solution

The fourth proportional to 578,621.01, 798,324.26 and 374,348.46 is: 516,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,621.01 : 798,324.26 = 374,348.46 : x
  2. Step 2: Convert to fraction form
    578,621.01/798,324.26 = 374,348.46/x
  3. Step 3: Cross multiply
    578,621.01x = 798,324.26 × 374,348.46
  4. Step 4: Simplify right side
    578,621.01x = 298,851,457,311.64
  5. Step 5: Solve for x
    x = 298,851,457,311.64/578,621.01
  6. Step 6: Final answer
    x = 516,489.12

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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.