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Finding the Fourth Proportional to 575,090.20, 862,795.32 and 250,906.64

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Solution

The fourth proportional to 575,090.20, 862,795.32 and 250,906.64 is: 376,429.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,090.20 : 862,795.32 = 250,906.64 : x
  2. Step 2: Convert to fraction form
    575,090.20/862,795.32 = 250,906.64/x
  3. Step 3: Cross multiply
    575,090.20x = 862,795.32 × 250,906.64
  4. Step 4: Simplify right side
    575,090.20x = 216,481,072,626.34
  5. Step 5: Solve for x
    x = 216,481,072,626.34/575,090.20
  6. Step 6: Final answer
    x = 376,429.77

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1.5x scale

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.