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Finding the Fourth Proportional to 305,675.60, 458,559.48 and 95,330

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Solution

The fourth proportional to 305,675.60, 458,559.48 and 95,330 is: 143,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,675.60 : 458,559.48 = 95,330 : x
  2. Step 2: Convert to fraction form
    305,675.60/458,559.48 = 95,330/x
  3. Step 3: Cross multiply
    305,675.60x = 458,559.48 × 95,330
  4. Step 4: Simplify right side
    305,675.60x = 43,714,475,228.40
  5. Step 5: Solve for x
    x = 43,714,475,228.40/305,675.60
  6. Step 6: Final answer
    x = 143,009.37

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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.