Home / 454,828.98-682,400.82-155,520.24

Finding the Fourth Proportional to 454,828.98, 682,400.82 and 155,520.24

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Solution

The fourth proportional to 454,828.98, 682,400.82 and 155,520.24 is: 233,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,828.98 : 682,400.82 = 155,520.24 : x
  2. Step 2: Convert to fraction form
    454,828.98/682,400.82 = 155,520.24/x
  3. Step 3: Cross multiply
    454,828.98x = 682,400.82 × 155,520.24
  4. Step 4: Simplify right side
    454,828.98x = 106,127,139,302.60
  5. Step 5: Solve for x
    x = 106,127,139,302.60/454,828.98
  6. Step 6: Final answer
    x = 233,334.16

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1.5x scale

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.