Home / 843,043.81-1,163,409.64-461,062.39

Finding the Fourth Proportional to 843,043.81, 1,163,409.64 and 461,062.39

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Solution

The fourth proportional to 843,043.81, 1,163,409.64 and 461,062.39 is: 636,271.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,043.81 : 1,163,409.64 = 461,062.39 : x
  2. Step 2: Convert to fraction form
    843,043.81/1,163,409.64 = 461,062.39/x
  3. Step 3: Cross multiply
    843,043.81x = 1,163,409.64 × 461,062.39
  4. Step 4: Simplify right side
    843,043.81x = 536,404,429,167.44
  5. Step 5: Solve for x
    x = 536,404,429,167.44/843,043.81
  6. Step 6: Final answer
    x = 636,271.12

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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.