Home / 542,944.96-749,284.07-328,043.50

Finding the Fourth Proportional to 542,944.96, 749,284.07 and 328,043.50

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Solution

The fourth proportional to 542,944.96, 749,284.07 and 328,043.50 is: 452,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,944.96 : 749,284.07 = 328,043.50 : x
  2. Step 2: Convert to fraction form
    542,944.96/749,284.07 = 328,043.50/x
  3. Step 3: Cross multiply
    542,944.96x = 749,284.07 × 328,043.50
  4. Step 4: Simplify right side
    542,944.96x = 245,797,768,817.05
  5. Step 5: Solve for x
    x = 245,797,768,817.05/542,944.96
  6. Step 6: Final answer
    x = 452,712.13

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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.