Home / 435,986.88-654,146.40-151,709.04

Finding the Fourth Proportional to 435,986.88, 654,146.40 and 151,709.04

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Solution

The fourth proportional to 435,986.88, 654,146.40 and 151,709.04 is: 227,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,986.88 : 654,146.40 = 151,709.04 : x
  2. Step 2: Convert to fraction form
    435,986.88/654,146.40 = 151,709.04/x
  3. Step 3: Cross multiply
    435,986.88x = 654,146.40 × 151,709.04
  4. Step 4: Simplify right side
    435,986.88x = 99,239,922,363.46
  5. Step 5: Solve for x
    x = 99,239,922,363.46/435,986.88
  6. Step 6: Final answer
    x = 227,621.35

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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.