Home / 469,884.29-648,440.96-255,024.36

Finding the Fourth Proportional to 469,884.29, 648,440.96 and 255,024.36

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Solution

The fourth proportional to 469,884.29, 648,440.96 and 255,024.36 is: 351,933.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,884.29 : 648,440.96 = 255,024.36 : x
  2. Step 2: Convert to fraction form
    469,884.29/648,440.96 = 255,024.36/x
  3. Step 3: Cross multiply
    469,884.29x = 648,440.96 × 255,024.36
  4. Step 4: Simplify right side
    469,884.29x = 165,368,239,546.66
  5. Step 5: Solve for x
    x = 165,368,239,546.66/469,884.29
  6. Step 6: Final answer
    x = 351,933.96

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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.