Home / 476,342.03-657,349.40-261,485.75

Finding the Fourth Proportional to 476,342.03, 657,349.40 and 261,485.75

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Solution

The fourth proportional to 476,342.03, 657,349.40 and 261,485.75 is: 360,848.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,342.03 : 657,349.40 = 261,485.75 : x
  2. Step 2: Convert to fraction form
    476,342.03/657,349.40 = 261,485.75/x
  3. Step 3: Cross multiply
    476,342.03x = 657,349.40 × 261,485.75
  4. Step 4: Simplify right side
    476,342.03x = 171,887,500,871.05
  5. Step 5: Solve for x
    x = 171,887,500,871.05/476,342.03
  6. Step 6: Final answer
    x = 360,848.91

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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.