Home / 929,405.01-1,393,996.77-255,554.79

Finding the Fourth Proportional to 929,405.01, 1,393,996.77 and 255,554.79

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Solution

The fourth proportional to 929,405.01, 1,393,996.77 and 255,554.79 is: 383,301.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,405.01 : 1,393,996.77 = 255,554.79 : x
  2. Step 2: Convert to fraction form
    929,405.01/1,393,996.77 = 255,554.79/x
  3. Step 3: Cross multiply
    929,405.01x = 1,393,996.77 × 255,554.79
  4. Step 4: Simplify right side
    929,405.01x = 356,242,551,818.03
  5. Step 5: Solve for x
    x = 356,242,551,818.03/929,405.01
  6. Step 6: Final answer
    x = 383,301.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.