Home / 305,914.83-458,784.77-156,061.59

Finding the Fourth Proportional to 305,914.83, 458,784.77 and 156,061.59

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Solution

The fourth proportional to 305,914.83, 458,784.77 and 156,061.59 is: 234,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,914.83 : 458,784.77 = 156,061.59 : x
  2. Step 2: Convert to fraction form
    305,914.83/458,784.77 = 156,061.59/x
  3. Step 3: Cross multiply
    305,914.83x = 458,784.77 × 156,061.59
  4. Step 4: Simplify right side
    305,914.83x = 71,598,679,893.68
  5. Step 5: Solve for x
    x = 71,598,679,893.68/305,914.83
  6. Step 6: Final answer
    x = 234,047.76

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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.