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Finding the Fourth Proportional to 416,263.68, 574,443.84 and 225,277.11

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Solution

The fourth proportional to 416,263.68, 574,443.84 and 225,277.11 is: 310,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,263.68 : 574,443.84 = 225,277.11 : x
  2. Step 2: Convert to fraction form
    416,263.68/574,443.84 = 225,277.11/x
  3. Step 3: Cross multiply
    416,263.68x = 574,443.84 × 225,277.11
  4. Step 4: Simplify right side
    416,263.68x = 129,409,048,132.50
  5. Step 5: Solve for x
    x = 129,409,048,132.50/416,263.68
  6. Step 6: Final answer
    x = 310,882.39

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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.