Home / 993,877.80-1,490,816.70-329,029.80

Finding the Fourth Proportional to 993,877.80, 1,490,816.70 and 329,029.80

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Solution

The fourth proportional to 993,877.80, 1,490,816.70 and 329,029.80 is: 493,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,877.80 : 1,490,816.70 = 329,029.80 : x
  2. Step 2: Convert to fraction form
    993,877.80/1,490,816.70 = 329,029.80/x
  3. Step 3: Cross multiply
    993,877.80x = 1,490,816.70 × 329,029.80
  4. Step 4: Simplify right side
    993,877.80x = 490,523,120,637.66
  5. Step 5: Solve for x
    x = 490,523,120,637.66/993,877.80
  6. Step 6: Final answer
    x = 493,544.70

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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.