Home / 975,057.93-1,462,769.96-442,616.31

Finding the Fourth Proportional to 975,057.93, 1,462,769.96 and 442,616.31

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Solution

The fourth proportional to 975,057.93, 1,462,769.96 and 442,616.31 is: 664,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,057.93 : 1,462,769.96 = 442,616.31 : x
  2. Step 2: Convert to fraction form
    975,057.93/1,462,769.96 = 442,616.31/x
  3. Step 3: Cross multiply
    975,057.93x = 1,462,769.96 × 442,616.31
  4. Step 4: Simplify right side
    975,057.93x = 647,445,839,860.97
  5. Step 5: Solve for x
    x = 647,445,839,860.97/975,057.93
  6. Step 6: Final answer
    x = 664,007.56

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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.