Home / 1,145,647.80-1,718,471.70-304,284.60

Finding the Fourth Proportional to 1,145,647.80, 1,718,471.70 and 304,284.60

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Solution

The fourth proportional to 1,145,647.80, 1,718,471.70 and 304,284.60 is: 456,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,647.80 : 1,718,471.70 = 304,284.60 : x
  2. Step 2: Convert to fraction form
    1,145,647.80/1,718,471.70 = 304,284.60/x
  3. Step 3: Cross multiply
    1,145,647.80x = 1,718,471.70 × 304,284.60
  4. Step 4: Simplify right side
    1,145,647.80x = 522,904,473,845.82
  5. Step 5: Solve for x
    x = 522,904,473,845.82/1,145,647.80
  6. Step 6: Final answer
    x = 456,426.90

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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.