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Finding the Fourth Proportional to 512,245.04, 770,050.32 and 475,252.16

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Solution

The fourth proportional to 512,245.04, 770,050.32 and 475,252.16 is: 714,439.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,245.04 : 770,050.32 = 475,252.16 : x
  2. Step 2: Convert to fraction form
    512,245.04/770,050.32 = 475,252.16/x
  3. Step 3: Cross multiply
    512,245.04x = 770,050.32 × 475,252.16
  4. Step 4: Simplify right side
    512,245.04x = 365,968,077,888.69
  5. Step 5: Solve for x
    x = 365,968,077,888.69/512,245.04
  6. Step 6: Final answer
    x = 714,439.48

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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.