Home / 843,187.84-1,163,574.48-461,206.36

Finding the Fourth Proportional to 843,187.84, 1,163,574.48 and 461,206.36

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Solution

The fourth proportional to 843,187.84, 1,163,574.48 and 461,206.36 is: 636,451.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,187.84 : 1,163,574.48 = 461,206.36 : x
  2. Step 2: Convert to fraction form
    843,187.84/1,163,574.48 = 461,206.36/x
  3. Step 3: Cross multiply
    843,187.84x = 1,163,574.48 × 461,206.36
  4. Step 4: Simplify right side
    843,187.84x = 536,647,950,509.69
  5. Step 5: Solve for x
    x = 536,647,950,509.69/843,187.84
  6. Step 6: Final answer
    x = 636,451.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.