Home / 449,029.48-619,654.98-247,812.52

Finding the Fourth Proportional to 449,029.48, 619,654.98 and 247,812.52

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Solution

The fourth proportional to 449,029.48, 619,654.98 and 247,812.52 is: 341,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,029.48 : 619,654.98 = 247,812.52 : x
  2. Step 2: Convert to fraction form
    449,029.48/619,654.98 = 247,812.52/x
  3. Step 3: Cross multiply
    449,029.48x = 619,654.98 × 247,812.52
  4. Step 4: Simplify right side
    449,029.48x = 153,558,262,124.35
  5. Step 5: Solve for x
    x = 153,558,262,124.35/449,029.48
  6. Step 6: Final answer
    x = 341,978.13

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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.