Home / 930,646.84-1,396,250.52-331,529.80

Finding the Fourth Proportional to 930,646.84, 1,396,250.52 and 331,529.80

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Solution

The fourth proportional to 930,646.84, 1,396,250.52 and 331,529.80 is: 497,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,646.84 : 1,396,250.52 = 331,529.80 : x
  2. Step 2: Convert to fraction form
    930,646.84/1,396,250.52 = 331,529.80/x
  3. Step 3: Cross multiply
    930,646.84x = 1,396,250.52 × 331,529.80
  4. Step 4: Simplify right side
    930,646.84x = 462,898,655,645.50
  5. Step 5: Solve for x
    x = 462,898,655,645.50/930,646.84
  6. Step 6: Final answer
    x = 497,394.54

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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.