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Finding the Fourth Proportional to 336,293.12, 464,081.46 and 185,390.12

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Solution

The fourth proportional to 336,293.12, 464,081.46 and 185,390.12 is: 255,836.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,293.12 : 464,081.46 = 185,390.12 : x
  2. Step 2: Convert to fraction form
    336,293.12/464,081.46 = 185,390.12/x
  3. Step 3: Cross multiply
    336,293.12x = 464,081.46 × 185,390.12
  4. Step 4: Simplify right side
    336,293.12x = 86,036,117,559.18
  5. Step 5: Solve for x
    x = 86,036,117,559.18/336,293.12
  6. Step 6: Final answer
    x = 255,836.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.