Home / 457,554.26-631,408.56-253,624.25

Finding the Fourth Proportional to 457,554.26, 631,408.56 and 253,624.25

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Solution

The fourth proportional to 457,554.26, 631,408.56 and 253,624.25 is: 349,992.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,554.26 : 631,408.56 = 253,624.25 : x
  2. Step 2: Convert to fraction form
    457,554.26/631,408.56 = 253,624.25/x
  3. Step 3: Cross multiply
    457,554.26x = 631,408.56 × 253,624.25
  4. Step 4: Simplify right side
    457,554.26x = 160,140,519,316.54
  5. Step 5: Solve for x
    x = 160,140,519,316.54/457,554.26
  6. Step 6: Final answer
    x = 349,992.42

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1.5x scale

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.