Home / 449,238.05-619,875.33-265,451.03

Finding the Fourth Proportional to 449,238.05, 619,875.33 and 265,451.03

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Solution

The fourth proportional to 449,238.05, 619,875.33 and 265,451.03 is: 366,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,238.05 : 619,875.33 = 265,451.03 : x
  2. Step 2: Convert to fraction form
    449,238.05/619,875.33 = 265,451.03/x
  3. Step 3: Cross multiply
    449,238.05x = 619,875.33 × 265,451.03
  4. Step 4: Simplify right side
    449,238.05x = 164,546,541,720.71
  5. Step 5: Solve for x
    x = 164,546,541,720.71/449,238.05
  6. Step 6: Final answer
    x = 366,279.18

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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.