Home / 1,003,285.02-1,505,084.03-329,212.89

Finding the Fourth Proportional to 1,003,285.02, 1,505,084.03 and 329,212.89

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Solution

The fourth proportional to 1,003,285.02, 1,505,084.03 and 329,212.89 is: 493,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,285.02 : 1,505,084.03 = 329,212.89 : x
  2. Step 2: Convert to fraction form
    1,003,285.02/1,505,084.03 = 329,212.89/x
  3. Step 3: Cross multiply
    1,003,285.02x = 1,505,084.03 × 329,212.89
  4. Step 4: Simplify right side
    1,003,285.02x = 495,493,061,563.08
  5. Step 5: Solve for x
    x = 495,493,061,563.08/1,003,285.02
  6. Step 6: Final answer
    x = 493,870.69

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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.