Home / 476,790.89-658,554.23-356,467.01

Finding the Fourth Proportional to 476,790.89, 658,554.23 and 356,467.01

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Solution

The fourth proportional to 476,790.89, 658,554.23 and 356,467.01 is: 492,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,790.89 : 658,554.23 = 356,467.01 : x
  2. Step 2: Convert to fraction form
    476,790.89/658,554.23 = 356,467.01/x
  3. Step 3: Cross multiply
    476,790.89x = 658,554.23 × 356,467.01
  4. Step 4: Simplify right side
    476,790.89x = 234,752,854,889.35
  5. Step 5: Solve for x
    x = 234,752,854,889.35/476,790.89
  6. Step 6: Final answer
    x = 492,360.20

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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.