Home / 416,811.81-575,200.84-225,825.19

Finding the Fourth Proportional to 416,811.81, 575,200.84 and 225,825.19

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Solution

The fourth proportional to 416,811.81, 575,200.84 and 225,825.19 is: 311,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,811.81 : 575,200.84 = 225,825.19 : x
  2. Step 2: Convert to fraction form
    416,811.81/575,200.84 = 225,825.19/x
  3. Step 3: Cross multiply
    416,811.81x = 575,200.84 × 225,825.19
  4. Step 4: Simplify right side
    416,811.81x = 129,894,838,981.16
  5. Step 5: Solve for x
    x = 129,894,838,981.16/416,811.81
  6. Step 6: Final answer
    x = 311,639.06

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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.