Home / 668,303.30-1,002,567.27-331,360.58

Finding the Fourth Proportional to 668,303.30, 1,002,567.27 and 331,360.58

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Solution

The fourth proportional to 668,303.30, 1,002,567.27 and 331,360.58 is: 497,096.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,303.30 : 1,002,567.27 = 331,360.58 : x
  2. Step 2: Convert to fraction form
    668,303.30/1,002,567.27 = 331,360.58/x
  3. Step 3: Cross multiply
    668,303.30x = 1,002,567.27 × 331,360.58
  4. Step 4: Simplify right side
    668,303.30x = 332,211,272,076.22
  5. Step 5: Solve for x
    x = 332,211,272,076.22/668,303.30
  6. Step 6: Final answer
    x = 497,096.56

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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.