Home / 469,914.96-648,483.89-255,055.02

Finding the Fourth Proportional to 469,914.96, 648,483.89 and 255,055.02

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Solution

The fourth proportional to 469,914.96, 648,483.89 and 255,055.02 is: 351,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,914.96 : 648,483.89 = 255,055.02 : x
  2. Step 2: Convert to fraction form
    469,914.96/648,483.89 = 255,055.02/x
  3. Step 3: Cross multiply
    469,914.96x = 648,483.89 × 255,055.02
  4. Step 4: Simplify right side
    469,914.96x = 165,399,071,533.63
  5. Step 5: Solve for x
    x = 165,399,071,533.63/469,914.96
  6. Step 6: Final answer
    x = 351,976.60

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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.