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Finding the Fourth Proportional to 416,317.82, 574,529.04 and 255,261.65

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Solution

The fourth proportional to 416,317.82, 574,529.04 and 255,261.65 is: 352,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,317.82 : 574,529.04 = 255,261.65 : x
  2. Step 2: Convert to fraction form
    416,317.82/574,529.04 = 255,261.65/x
  3. Step 3: Cross multiply
    416,317.82x = 574,529.04 × 255,261.65
  4. Step 4: Simplify right side
    416,317.82x = 146,655,227,850.67
  5. Step 5: Solve for x
    x = 146,655,227,850.67/416,317.82
  6. Step 6: Final answer
    x = 352,267.48

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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.