Home / 416,355.09-574,567.74-235,065.35

Finding the Fourth Proportional to 416,355.09, 574,567.74 and 235,065.35

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Solution

The fourth proportional to 416,355.09, 574,567.74 and 235,065.35 is: 324,388.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,355.09 : 574,567.74 = 235,065.35 : x
  2. Step 2: Convert to fraction form
    416,355.09/574,567.74 = 235,065.35/x
  3. Step 3: Cross multiply
    416,355.09x = 574,567.74 × 235,065.35
  4. Step 4: Simplify right side
    416,355.09x = 135,060,964,028.97
  5. Step 5: Solve for x
    x = 135,060,964,028.97/416,355.09
  6. Step 6: Final answer
    x = 324,388.89

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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.