Home / 364,738.03-546,845.05-172,505.76

Finding the Fourth Proportional to 364,738.03, 546,845.05 and 172,505.76

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Solution

The fourth proportional to 364,738.03, 546,845.05 and 172,505.76 is: 258,634.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,738.03 : 546,845.05 = 172,505.76 : x
  2. Step 2: Convert to fraction form
    364,738.03/546,845.05 = 172,505.76/x
  3. Step 3: Cross multiply
    364,738.03x = 546,845.05 × 172,505.76
  4. Step 4: Simplify right side
    364,738.03x = 94,333,920,952.49
  5. Step 5: Solve for x
    x = 94,333,920,952.49/364,738.03
  6. Step 6: Final answer
    x = 258,634.73

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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.