Home / 841,282.18-1,160,963.40-459,308.95

Finding the Fourth Proportional to 841,282.18, 1,160,963.40 and 459,308.95

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Solution

The fourth proportional to 841,282.18, 1,160,963.40 and 459,308.95 is: 633,843.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,282.18 : 1,160,963.40 = 459,308.95 : x
  2. Step 2: Convert to fraction form
    841,282.18/1,160,963.40 = 459,308.95/x
  3. Step 3: Cross multiply
    841,282.18x = 1,160,963.40 × 459,308.95
  4. Step 4: Simplify right side
    841,282.18x = 533,240,880,242.43
  5. Step 5: Solve for x
    x = 533,240,880,242.43/841,282.18
  6. Step 6: Final answer
    x = 633,843.07

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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.