Home / 426,872.45-589,084.20-235,885.85

Finding the Fourth Proportional to 426,872.45, 589,084.20 and 235,885.85

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Solution

The fourth proportional to 426,872.45, 589,084.20 and 235,885.85 is: 325,522.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,872.45 : 589,084.20 = 235,885.85 : x
  2. Step 2: Convert to fraction form
    426,872.45/589,084.20 = 235,885.85/x
  3. Step 3: Cross multiply
    426,872.45x = 589,084.20 × 235,885.85
  4. Step 4: Simplify right side
    426,872.45x = 138,956,623,113.72
  5. Step 5: Solve for x
    x = 138,956,623,113.72/426,872.45
  6. Step 6: Final answer
    x = 325,522.58

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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.