Home / 758,058.18-1,046,212.05-431,450.64

Finding the Fourth Proportional to 758,058.18, 1,046,212.05 and 431,450.64

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Solution

The fourth proportional to 758,058.18, 1,046,212.05 and 431,450.64 is: 595,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,058.18 : 1,046,212.05 = 431,450.64 : x
  2. Step 2: Convert to fraction form
    758,058.18/1,046,212.05 = 431,450.64/x
  3. Step 3: Cross multiply
    758,058.18x = 1,046,212.05 × 431,450.64
  4. Step 4: Simplify right side
    758,058.18x = 451,388,858,548.21
  5. Step 5: Solve for x
    x = 451,388,858,548.21/758,058.18
  6. Step 6: Final answer
    x = 595,454.11

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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.