Home / 454,259.17-681,391.39-117,276.81

Finding the Fourth Proportional to 454,259.17, 681,391.39 and 117,276.81

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Solution

The fourth proportional to 454,259.17, 681,391.39 and 117,276.81 is: 175,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,259.17 : 681,391.39 = 117,276.81 : x
  2. Step 2: Convert to fraction form
    454,259.17/681,391.39 = 117,276.81/x
  3. Step 3: Cross multiply
    454,259.17x = 681,391.39 × 117,276.81
  4. Step 4: Simplify right side
    454,259.17x = 79,911,409,784.98
  5. Step 5: Solve for x
    x = 79,911,409,784.98/454,259.17
  6. Step 6: Final answer
    x = 175,915.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.