Home / 309,849.60-464,774.40-295,087.35

Finding the Fourth Proportional to 309,849.60, 464,774.40 and 295,087.35

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Solution

The fourth proportional to 309,849.60, 464,774.40 and 295,087.35 is: 442,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,849.60 : 464,774.40 = 295,087.35 : x
  2. Step 2: Convert to fraction form
    309,849.60/464,774.40 = 295,087.35/x
  3. Step 3: Cross multiply
    309,849.60x = 464,774.40 × 295,087.35
  4. Step 4: Simplify right side
    309,849.60x = 137,149,046,043.84
  5. Step 5: Solve for x
    x = 137,149,046,043.84/309,849.60
  6. Step 6: Final answer
    x = 442,631.03

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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.