Home / 494,190.02-740,437.95-331,779.86

Finding the Fourth Proportional to 494,190.02, 740,437.95 and 331,779.86

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Solution

The fourth proportional to 494,190.02, 740,437.95 and 331,779.86 is: 497,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,190.02 : 740,437.95 = 331,779.86 : x
  2. Step 2: Convert to fraction form
    494,190.02/740,437.95 = 331,779.86/x
  3. Step 3: Cross multiply
    494,190.02x = 740,437.95 × 331,779.86
  4. Step 4: Simplify right side
    494,190.02x = 245,662,399,389.69
  5. Step 5: Solve for x
    x = 245,662,399,389.69/494,190.02
  6. Step 6: Final answer
    x = 497,101.09

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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.