Home / 843,433.16-1,163,936.40-461,461.46

Finding the Fourth Proportional to 843,433.16, 1,163,936.40 and 461,461.46

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Solution

The fourth proportional to 843,433.16, 1,163,936.40 and 461,461.46 is: 636,816.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,433.16 : 1,163,936.40 = 461,461.46 : x
  2. Step 2: Convert to fraction form
    843,433.16/1,163,936.40 = 461,461.46/x
  3. Step 3: Cross multiply
    843,433.16x = 1,163,936.40 × 461,461.46
  4. Step 4: Simplify right side
    843,433.16x = 537,111,790,491.14
  5. Step 5: Solve for x
    x = 537,111,790,491.14/843,433.16
  6. Step 6: Final answer
    x = 636,816.07

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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.