Home / 572,520.15-858,915.09-173,164.23

Finding the Fourth Proportional to 572,520.15, 858,915.09 and 173,164.23

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Solution

The fourth proportional to 572,520.15, 858,915.09 and 173,164.23 is: 259,787.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,520.15 : 858,915.09 = 173,164.23 : x
  2. Step 2: Convert to fraction form
    572,520.15/858,915.09 = 173,164.23/x
  3. Step 3: Cross multiply
    572,520.15x = 858,915.09 × 173,164.23
  4. Step 4: Simplify right side
    572,520.15x = 148,733,370,195.23
  5. Step 5: Solve for x
    x = 148,733,370,195.23/572,520.15
  6. Step 6: Final answer
    x = 259,787.14

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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.