Home / 305,834.36-458,751.53-95,490.32

Finding the Fourth Proportional to 305,834.36, 458,751.53 and 95,490.32

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Solution

The fourth proportional to 305,834.36, 458,751.53 and 95,490.32 is: 143,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,834.36 : 458,751.53 = 95,490.32 : x
  2. Step 2: Convert to fraction form
    305,834.36/458,751.53 = 95,490.32/x
  3. Step 3: Cross multiply
    305,834.36x = 458,751.53 × 95,490.32
  4. Step 4: Simplify right side
    305,834.36x = 43,806,327,628.98
  5. Step 5: Solve for x
    x = 43,806,327,628.98/305,834.36
  6. Step 6: Final answer
    x = 143,235.47

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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.