Home / 301,326.48-451,967.70-141,438.84

Finding the Fourth Proportional to 301,326.48, 451,967.70 and 141,438.84

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Solution

The fourth proportional to 301,326.48, 451,967.70 and 141,438.84 is: 212,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,326.48 : 451,967.70 = 141,438.84 : x
  2. Step 2: Convert to fraction form
    301,326.48/451,967.70 = 141,438.84/x
  3. Step 3: Cross multiply
    301,326.48x = 451,967.70 × 141,438.84
  4. Step 4: Simplify right side
    301,326.48x = 63,925,787,205.47
  5. Step 5: Solve for x
    x = 63,925,787,205.47/301,326.48
  6. Step 6: Final answer
    x = 212,147.92

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1.5x scale

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.