Home / 1,088,006.80-1,631,232.60-488,477.20

Finding the Fourth Proportional to 1,088,006.80, 1,631,232.60 and 488,477.20

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Solution

The fourth proportional to 1,088,006.80, 1,631,232.60 and 488,477.20 is: 732,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,006.80 : 1,631,232.60 = 488,477.20 : x
  2. Step 2: Convert to fraction form
    1,088,006.80/1,631,232.60 = 488,477.20/x
  3. Step 3: Cross multiply
    1,088,006.80x = 1,631,232.60 × 488,477.20
  4. Step 4: Simplify right side
    1,088,006.80x = 796,819,932,996.72
  5. Step 5: Solve for x
    x = 796,819,932,996.72/1,088,006.80
  6. Step 6: Final answer
    x = 732,366.68

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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.