Home / 325,210.10-487,534.82-125,670.50

Finding the Fourth Proportional to 325,210.10, 487,534.82 and 125,670.50

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Solution

The fourth proportional to 325,210.10, 487,534.82 and 125,670.50 is: 188,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,210.10 : 487,534.82 = 125,670.50 : x
  2. Step 2: Convert to fraction form
    325,210.10/487,534.82 = 125,670.50/x
  3. Step 3: Cross multiply
    325,210.10x = 487,534.82 × 125,670.50
  4. Step 4: Simplify right side
    325,210.10x = 61,268,741,530.78
  5. Step 5: Solve for x
    x = 61,268,741,530.78/325,210.10
  6. Step 6: Final answer
    x = 188,397.42

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1.5x scale

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.