Home / 758,005.86-1,046,049.48-418,474.38

Finding the Fourth Proportional to 758,005.86, 1,046,049.48 and 418,474.38

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Solution

The fourth proportional to 758,005.86, 1,046,049.48 and 418,474.38 is: 577,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,005.86 : 1,046,049.48 = 418,474.38 : x
  2. Step 2: Convert to fraction form
    758,005.86/1,046,049.48 = 418,474.38/x
  3. Step 3: Cross multiply
    758,005.86x = 1,046,049.48 × 418,474.38
  4. Step 4: Simplify right side
    758,005.86x = 437,744,907,592.32
  5. Step 5: Solve for x
    x = 437,744,907,592.32/758,005.86
  6. Step 6: Final answer
    x = 577,495.41

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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.