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Finding the Fourth Proportional to 523,058.88, 721,800 and 296,699.52

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Solution

The fourth proportional to 523,058.88, 721,800 and 296,699.52 is: 409,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,058.88 : 721,800 = 296,699.52 : x
  2. Step 2: Convert to fraction form
    523,058.88/721,800 = 296,699.52/x
  3. Step 3: Cross multiply
    523,058.88x = 721,800 × 296,699.52
  4. Step 4: Simplify right side
    523,058.88x = 214,157,713,536
  5. Step 5: Solve for x
    x = 214,157,713,536/523,058.88
  6. Step 6: Final answer
    x = 409,433.28

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