Home / 449,823.61-674,922.88-197,285.36

Finding the Fourth Proportional to 449,823.61, 674,922.88 and 197,285.36

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Solution

The fourth proportional to 449,823.61, 674,922.88 and 197,285.36 is: 296,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,823.61 : 674,922.88 = 197,285.36 : x
  2. Step 2: Convert to fraction form
    449,823.61/674,922.88 = 197,285.36/x
  3. Step 3: Cross multiply
    449,823.61x = 674,922.88 × 197,285.36
  4. Step 4: Simplify right side
    449,823.61x = 133,152,400,225.03
  5. Step 5: Solve for x
    x = 133,152,400,225.03/449,823.61
  6. Step 6: Final answer
    x = 296,010.25

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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.