Home / 476,577.56-657,312.60-323,733.60

Finding the Fourth Proportional to 476,577.56, 657,312.60 and 323,733.60

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Solution

The fourth proportional to 476,577.56, 657,312.60 and 323,733.60 is: 446,504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,577.56 : 657,312.60 = 323,733.60 : x
  2. Step 2: Convert to fraction form
    476,577.56/657,312.60 = 323,733.60/x
  3. Step 3: Cross multiply
    476,577.56x = 657,312.60 × 323,733.60
  4. Step 4: Simplify right side
    476,577.56x = 212,794,174,323.36
  5. Step 5: Solve for x
    x = 212,794,174,323.36/476,577.56
  6. Step 6: Final answer
    x = 446,504.81

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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.