Home / 891,242.64-1,229,915.48-483,344.46

Finding the Fourth Proportional to 891,242.64, 1,229,915.48 and 483,344.46

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Solution

The fourth proportional to 891,242.64, 1,229,915.48 and 483,344.46 is: 667,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,242.64 : 1,229,915.48 = 483,344.46 : x
  2. Step 2: Convert to fraction form
    891,242.64/1,229,915.48 = 483,344.46/x
  3. Step 3: Cross multiply
    891,242.64x = 1,229,915.48 × 483,344.46
  4. Step 4: Simplify right side
    891,242.64x = 594,472,831,109.52
  5. Step 5: Solve for x
    x = 594,472,831,109.52/891,242.64
  6. Step 6: Final answer
    x = 667,015.70

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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.