Home / 829,326.82-1,144,347.57-466,729.05

Finding the Fourth Proportional to 829,326.82, 1,144,347.57 and 466,729.05

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Solution

The fourth proportional to 829,326.82, 1,144,347.57 and 466,729.05 is: 644,016.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,326.82 : 1,144,347.57 = 466,729.05 : x
  2. Step 2: Convert to fraction form
    829,326.82/1,144,347.57 = 466,729.05/x
  3. Step 3: Cross multiply
    829,326.82x = 1,144,347.57 × 466,729.05
  4. Step 4: Simplify right side
    829,326.82x = 534,100,259,819.89
  5. Step 5: Solve for x
    x = 534,100,259,819.89/829,326.82
  6. Step 6: Final answer
    x = 644,016.63

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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.