Home / 304,623.56-456,664.08-144,600.78

Finding the Fourth Proportional to 304,623.56, 456,664.08 and 144,600.78

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Solution

The fourth proportional to 304,623.56, 456,664.08 and 144,600.78 is: 216,772.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,623.56 : 456,664.08 = 144,600.78 : x
  2. Step 2: Convert to fraction form
    304,623.56/456,664.08 = 144,600.78/x
  3. Step 3: Cross multiply
    304,623.56x = 456,664.08 × 144,600.78
  4. Step 4: Simplify right side
    304,623.56x = 66,033,982,165.98
  5. Step 5: Solve for x
    x = 66,033,982,165.98/304,623.56
  6. Step 6: Final answer
    x = 216,772.41

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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.