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Finding the Fourth Proportional to 575,352.47, 794,326.97 and 511,513.94

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Solution

The fourth proportional to 575,352.47, 794,326.97 and 511,513.94 is: 706,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,352.47 : 794,326.97 = 511,513.94 : x
  2. Step 2: Convert to fraction form
    575,352.47/794,326.97 = 511,513.94/x
  3. Step 3: Cross multiply
    575,352.47x = 794,326.97 × 511,513.94
  4. Step 4: Simplify right side
    575,352.47x = 406,309,318,072.96
  5. Step 5: Solve for x
    x = 406,309,318,072.96/575,352.47
  6. Step 6: Final answer
    x = 706,192.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.