Home / 469,922.05-648,493.23-255,062.17

Finding the Fourth Proportional to 469,922.05, 648,493.23 and 255,062.17

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Solution

The fourth proportional to 469,922.05, 648,493.23 and 255,062.17 is: 351,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,922.05 : 648,493.23 = 255,062.17 : x
  2. Step 2: Convert to fraction form
    469,922.05/648,493.23 = 255,062.17/x
  3. Step 3: Cross multiply
    469,922.05x = 648,493.23 × 255,062.17
  4. Step 4: Simplify right side
    469,922.05x = 165,406,090,474.11
  5. Step 5: Solve for x
    x = 165,406,090,474.11/469,922.05
  6. Step 6: Final answer
    x = 351,986.23

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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.