Home / 439,320.76-658,228.14-294,956.20

Finding the Fourth Proportional to 439,320.76, 658,228.14 and 294,956.20

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Solution

The fourth proportional to 439,320.76, 658,228.14 and 294,956.20 is: 441,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,320.76 : 658,228.14 = 294,956.20 : x
  2. Step 2: Convert to fraction form
    439,320.76/658,228.14 = 294,956.20/x
  3. Step 3: Cross multiply
    439,320.76x = 658,228.14 × 294,956.20
  4. Step 4: Simplify right side
    439,320.76x = 194,148,470,907.47
  5. Step 5: Solve for x
    x = 194,148,470,907.47/439,320.76
  6. Step 6: Final answer
    x = 441,928.74

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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.