Home / 282,479.14-423,783.90-82,814.92

Finding the Fourth Proportional to 282,479.14, 423,783.90 and 82,814.92

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Solution

The fourth proportional to 282,479.14, 423,783.90 and 82,814.92 is: 124,241.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,479.14 : 423,783.90 = 82,814.92 : x
  2. Step 2: Convert to fraction form
    282,479.14/423,783.90 = 82,814.92/x
  3. Step 3: Cross multiply
    282,479.14x = 423,783.90 × 82,814.92
  4. Step 4: Simplify right side
    282,479.14x = 35,095,629,775.79
  5. Step 5: Solve for x
    x = 35,095,629,775.79/282,479.14
  6. Step 6: Final answer
    x = 124,241.49

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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.