Home / 476,418.64-657,462.45-258,629.00

Finding the Fourth Proportional to 476,418.64, 657,462.45 and 258,629.00

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Solution

The fourth proportional to 476,418.64, 657,462.45 and 258,629.00 is: 356,910.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,418.64 : 657,462.45 = 258,629.00 : x
  2. Step 2: Convert to fraction form
    476,418.64/657,462.45 = 258,629.00/x
  3. Step 3: Cross multiply
    476,418.64x = 657,462.45 × 258,629.00
  4. Step 4: Simplify right side
    476,418.64x = 170,038,855,179.64
  5. Step 5: Solve for x
    x = 170,038,855,179.64/476,418.64
  6. Step 6: Final answer
    x = 356,910.59

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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.