Home / 433,049.04-649,739.94-305,088.32

Finding the Fourth Proportional to 433,049.04, 649,739.94 and 305,088.32

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Solution

The fourth proportional to 433,049.04, 649,739.94 and 305,088.32 is: 457,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,049.04 : 649,739.94 = 305,088.32 : x
  2. Step 2: Convert to fraction form
    433,049.04/649,739.94 = 305,088.32/x
  3. Step 3: Cross multiply
    433,049.04x = 649,739.94 × 305,088.32
  4. Step 4: Simplify right side
    433,049.04x = 198,228,066,731.50
  5. Step 5: Solve for x
    x = 198,228,066,731.50/433,049.04
  6. Step 6: Final answer
    x = 457,749.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.