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Finding the Fourth Proportional to 416,825.30, 575,211.41 and 235,533.32

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Solution

The fourth proportional to 416,825.30, 575,211.41 and 235,533.32 is: 325,031.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,825.30 : 575,211.41 = 235,533.32 : x
  2. Step 2: Convert to fraction form
    416,825.30/575,211.41 = 235,533.32/x
  3. Step 3: Cross multiply
    416,825.30x = 575,211.41 × 235,533.32
  4. Step 4: Simplify right side
    416,825.30x = 135,481,449,045.46
  5. Step 5: Solve for x
    x = 135,481,449,045.46/416,825.30
  6. Step 6: Final answer
    x = 325,031.73

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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.