Home / 469,936.01-648,494.30-255,071.50

Finding the Fourth Proportional to 469,936.01, 648,494.30 and 255,071.50

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Solution

The fourth proportional to 469,936.01, 648,494.30 and 255,071.50 is: 351,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,936.01 : 648,494.30 = 255,071.50 : x
  2. Step 2: Convert to fraction form
    469,936.01/648,494.30 = 255,071.50/x
  3. Step 3: Cross multiply
    469,936.01x = 648,494.30 × 255,071.50
  4. Step 4: Simplify right side
    469,936.01x = 165,412,412,858.89
  5. Step 5: Solve for x
    x = 165,412,412,858.89/469,936.01
  6. Step 6: Final answer
    x = 351,989.23

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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.