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Finding the Fourth Proportional to 575,097.39, 862,061.67 and 238,321.26

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Solution

The fourth proportional to 575,097.39, 862,061.67 and 238,321.26 is: 357,239.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,097.39 : 862,061.67 = 238,321.26 : x
  2. Step 2: Convert to fraction form
    575,097.39/862,061.67 = 238,321.26/x
  3. Step 3: Cross multiply
    575,097.39x = 862,061.67 × 238,321.26
  4. Step 4: Simplify right side
    575,097.39x = 205,447,623,392.10
  5. Step 5: Solve for x
    x = 205,447,623,392.10/575,097.39
  6. Step 6: Final answer
    x = 357,239.71

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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.