Home / 841,282.43-1,160,963.75-459,309.20

Finding the Fourth Proportional to 841,282.43, 1,160,963.75 and 459,309.20

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Solution

The fourth proportional to 841,282.43, 1,160,963.75 and 459,309.20 is: 633,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,282.43 : 1,160,963.75 = 459,309.20 : x
  2. Step 2: Convert to fraction form
    841,282.43/1,160,963.75 = 459,309.20/x
  3. Step 3: Cross multiply
    841,282.43x = 1,160,963.75 × 459,309.20
  4. Step 4: Simplify right side
    841,282.43x = 533,241,328,944.95
  5. Step 5: Solve for x
    x = 533,241,328,944.95/841,282.43
  6. Step 6: Final answer
    x = 633,843.42

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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.