Home / 572,147.46-858,263.31-151,420.50

Finding the Fourth Proportional to 572,147.46, 858,263.31 and 151,420.50

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Solution

The fourth proportional to 572,147.46, 858,263.31 and 151,420.50 is: 227,141.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,147.46 : 858,263.31 = 151,420.50 : x
  2. Step 2: Convert to fraction form
    572,147.46/858,263.31 = 151,420.50/x
  3. Step 3: Cross multiply
    572,147.46x = 858,263.31 × 151,420.50
  4. Step 4: Simplify right side
    572,147.46x = 129,958,659,531.86
  5. Step 5: Solve for x
    x = 129,958,659,531.86/572,147.46
  6. Step 6: Final answer
    x = 227,141.90

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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.