Home / 1,029,215.64-1,542,998.68-489,200.88

Finding the Fourth Proportional to 1,029,215.64, 1,542,998.68 and 489,200.88

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Solution

The fourth proportional to 1,029,215.64, 1,542,998.68 and 489,200.88 is: 733,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,215.64 : 1,542,998.68 = 489,200.88 : x
  2. Step 2: Convert to fraction form
    1,029,215.64/1,542,998.68 = 489,200.88/x
  3. Step 3: Cross multiply
    1,029,215.64x = 1,542,998.68 × 489,200.88
  4. Step 4: Simplify right side
    1,029,215.64x = 754,836,312,094.84
  5. Step 5: Solve for x
    x = 754,836,312,094.84/1,029,215.64
  6. Step 6: Final answer
    x = 733,409.29

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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.