Home / 600,780.42-829,078.22-328,865.69

Finding the Fourth Proportional to 600,780.42, 829,078.22 and 328,865.69

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Solution

The fourth proportional to 600,780.42, 829,078.22 and 328,865.69 is: 453,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,780.42 : 829,078.22 = 328,865.69 : x
  2. Step 2: Convert to fraction form
    600,780.42/829,078.22 = 328,865.69/x
  3. Step 3: Cross multiply
    600,780.42x = 829,078.22 × 328,865.69
  4. Step 4: Simplify right side
    600,780.42x = 272,655,375,094.55
  5. Step 5: Solve for x
    x = 272,655,375,094.55/600,780.42
  6. Step 6: Final answer
    x = 453,835.32

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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.