Home / 439,055.37-658,506.51-123,437.25

Finding the Fourth Proportional to 439,055.37, 658,506.51 and 123,437.25

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Solution

The fourth proportional to 439,055.37, 658,506.51 and 123,437.25 is: 185,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,055.37 : 658,506.51 = 123,437.25 : x
  2. Step 2: Convert to fraction form
    439,055.37/658,506.51 = 123,437.25/x
  3. Step 3: Cross multiply
    439,055.37x = 658,506.51 × 123,437.25
  4. Step 4: Simplify right side
    439,055.37x = 81,284,232,701.50
  5. Step 5: Solve for x
    x = 81,284,232,701.50/439,055.37
  6. Step 6: Final answer
    x = 185,134.35

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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.