Home / 966,338.30-1,449,011.62-511,175.20

Finding the Fourth Proportional to 966,338.30, 1,449,011.62 and 511,175.20

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Solution

The fourth proportional to 966,338.30, 1,449,011.62 and 511,175.20 is: 766,500.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,338.30 : 1,449,011.62 = 511,175.20 : x
  2. Step 2: Convert to fraction form
    966,338.30/1,449,011.62 = 511,175.20/x
  3. Step 3: Cross multiply
    966,338.30x = 1,449,011.62 × 511,175.20
  4. Step 4: Simplify right side
    966,338.30x = 740,698,804,655.82
  5. Step 5: Solve for x
    x = 740,698,804,655.82/966,338.30
  6. Step 6: Final answer
    x = 766,500.52

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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.