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Finding the Fourth Proportional to 575,090.70, 862,796.04 and 250,907.16

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Solution

The fourth proportional to 575,090.70, 862,796.04 and 250,907.16 is: 376,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,090.70 : 862,796.04 = 250,907.16 : x
  2. Step 2: Convert to fraction form
    575,090.70/862,796.04 = 250,907.16/x
  3. Step 3: Cross multiply
    575,090.70x = 862,796.04 × 250,907.16
  4. Step 4: Simplify right side
    575,090.70x = 216,481,704,055.65
  5. Step 5: Solve for x
    x = 216,481,704,055.65/575,090.70
  6. Step 6: Final answer
    x = 376,430.54

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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.