Home / 579,286.08-799,437.60-324,635.04

Finding the Fourth Proportional to 579,286.08, 799,437.60 and 324,635.04

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Solution

The fourth proportional to 579,286.08, 799,437.60 and 324,635.04 is: 448,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,286.08 : 799,437.60 = 324,635.04 : x
  2. Step 2: Convert to fraction form
    579,286.08/799,437.60 = 324,635.04/x
  3. Step 3: Cross multiply
    579,286.08x = 799,437.60 × 324,635.04
  4. Step 4: Simplify right side
    579,286.08x = 259,525,457,253.50
  5. Step 5: Solve for x
    x = 259,525,457,253.50/579,286.08
  6. Step 6: Final answer
    x = 448,009.14

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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.