Home / 324,284.40-486,428.22-146,583.36

Finding the Fourth Proportional to 324,284.40, 486,428.22 and 146,583.36

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Solution

The fourth proportional to 324,284.40, 486,428.22 and 146,583.36 is: 219,875.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,284.40 : 486,428.22 = 146,583.36 : x
  2. Step 2: Convert to fraction form
    324,284.40/486,428.22 = 146,583.36/x
  3. Step 3: Cross multiply
    324,284.40x = 486,428.22 × 146,583.36
  4. Step 4: Simplify right side
    324,284.40x = 71,302,282,886.42
  5. Step 5: Solve for x
    x = 71,302,282,886.42/324,284.40
  6. Step 6: Final answer
    x = 219,875.77

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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.