Home / 476,407.37-657,003.35-323,674.18

Finding the Fourth Proportional to 476,407.37, 657,003.35 and 323,674.18

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Solution

The fourth proportional to 476,407.37, 657,003.35 and 323,674.18 is: 446,372.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,407.37 : 657,003.35 = 323,674.18 : x
  2. Step 2: Convert to fraction form
    476,407.37/657,003.35 = 323,674.18/x
  3. Step 3: Cross multiply
    476,407.37x = 657,003.35 × 323,674.18
  4. Step 4: Simplify right side
    476,407.37x = 212,655,019,735.18
  5. Step 5: Solve for x
    x = 212,655,019,735.18/476,407.37
  6. Step 6: Final answer
    x = 446,372.23

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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.