Home / 318,425.26-439,426.86-175,182.25

Finding the Fourth Proportional to 318,425.26, 439,426.86 and 175,182.25

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Solution

The fourth proportional to 318,425.26, 439,426.86 and 175,182.25 is: 241,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,425.26 : 439,426.86 = 175,182.25 : x
  2. Step 2: Convert to fraction form
    318,425.26/439,426.86 = 175,182.25/x
  3. Step 3: Cross multiply
    318,425.26x = 439,426.86 × 175,182.25
  4. Step 4: Simplify right side
    318,425.26x = 76,979,786,045.24
  5. Step 5: Solve for x
    x = 76,979,786,045.24/318,425.26
  6. Step 6: Final answer
    x = 241,751.51

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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.