Home / 1,154,892.75-1,732,309.97-313,422.63

Finding the Fourth Proportional to 1,154,892.75, 1,732,309.97 and 313,422.63

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Solution

The fourth proportional to 1,154,892.75, 1,732,309.97 and 313,422.63 is: 470,126.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,892.75 : 1,732,309.97 = 313,422.63 : x
  2. Step 2: Convert to fraction form
    1,154,892.75/1,732,309.97 = 313,422.63/x
  3. Step 3: Cross multiply
    1,154,892.75x = 1,732,309.97 × 313,422.63
  4. Step 4: Simplify right side
    1,154,892.75x = 542,945,145,205.51
  5. Step 5: Solve for x
    x = 542,945,145,205.51/1,154,892.75
  6. Step 6: Final answer
    x = 470,126.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.