Home / 572,738.84-790,284.54-331,043.76

Finding the Fourth Proportional to 572,738.84, 790,284.54 and 331,043.76

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Solution

The fourth proportional to 572,738.84, 790,284.54 and 331,043.76 is: 456,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,738.84 : 790,284.54 = 331,043.76 : x
  2. Step 2: Convert to fraction form
    572,738.84/790,284.54 = 331,043.76/x
  3. Step 3: Cross multiply
    572,738.84x = 790,284.54 × 331,043.76
  4. Step 4: Simplify right side
    572,738.84x = 261,618,765,591.47
  5. Step 5: Solve for x
    x = 261,618,765,591.47/572,738.84
  6. Step 6: Final answer
    x = 456,785.44

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1.5x scale

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.