Home / 304,431.45-456,637.75-144,622.42

Finding the Fourth Proportional to 304,431.45, 456,637.75 and 144,622.42

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Solution

The fourth proportional to 304,431.45, 456,637.75 and 144,622.42 is: 216,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,431.45 : 456,637.75 = 144,622.42 : x
  2. Step 2: Convert to fraction form
    304,431.45/456,637.75 = 144,622.42/x
  3. Step 3: Cross multiply
    304,431.45x = 456,637.75 × 144,622.42
  4. Step 4: Simplify right side
    304,431.45x = 66,040,056,468.36
  5. Step 5: Solve for x
    x = 66,040,056,468.36/304,431.45
  6. Step 6: Final answer
    x = 216,929.15

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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.