Home / 476,201.64-657,171.08-261,349.40

Finding the Fourth Proportional to 476,201.64, 657,171.08 and 261,349.40

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Solution

The fourth proportional to 476,201.64, 657,171.08 and 261,349.40 is: 360,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,201.64 : 657,171.08 = 261,349.40 : x
  2. Step 2: Convert to fraction form
    476,201.64/657,171.08 = 261,349.40/x
  3. Step 3: Cross multiply
    476,201.64x = 657,171.08 × 261,349.40
  4. Step 4: Simplify right side
    476,201.64x = 171,751,267,455.35
  5. Step 5: Solve for x
    x = 171,751,267,455.35/476,201.64
  6. Step 6: Final answer
    x = 360,669.21

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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.