Home / 318,424.26-439,425.48-175,181.25

Finding the Fourth Proportional to 318,424.26, 439,425.48 and 175,181.25

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Solution

The fourth proportional to 318,424.26, 439,425.48 and 175,181.25 is: 241,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,424.26 : 439,425.48 = 175,181.25 : x
  2. Step 2: Convert to fraction form
    318,424.26/439,425.48 = 175,181.25/x
  3. Step 3: Cross multiply
    318,424.26x = 439,425.48 × 175,181.25
  4. Step 4: Simplify right side
    318,424.26x = 76,979,104,868.25
  5. Step 5: Solve for x
    x = 76,979,104,868.25/318,424.26
  6. Step 6: Final answer
    x = 241,750.13

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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.