Home / 454,783.24-682,259.10-155,247.40

Finding the Fourth Proportional to 454,783.24, 682,259.10 and 155,247.40

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Solution

The fourth proportional to 454,783.24, 682,259.10 and 155,247.40 is: 232,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,783.24 : 682,259.10 = 155,247.40 : x
  2. Step 2: Convert to fraction form
    454,783.24/682,259.10 = 155,247.40/x
  3. Step 3: Cross multiply
    454,783.24x = 682,259.10 × 155,247.40
  4. Step 4: Simplify right side
    454,783.24x = 105,918,951,401.34
  5. Step 5: Solve for x
    x = 105,918,951,401.34/454,783.24
  6. Step 6: Final answer
    x = 232,899.86

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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.