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Finding the Fourth Proportional to 573,317.94, 791,114.47 and 343,884.56

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Solution

The fourth proportional to 573,317.94, 791,114.47 and 343,884.56 is: 474,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,317.94 : 791,114.47 = 343,884.56 : x
  2. Step 2: Convert to fraction form
    573,317.94/791,114.47 = 343,884.56/x
  3. Step 3: Cross multiply
    573,317.94x = 791,114.47 × 343,884.56
  4. Step 4: Simplify right side
    573,317.94x = 272,052,051,425.58
  5. Step 5: Solve for x
    x = 272,052,051,425.58/573,317.94
  6. Step 6: Final answer
    x = 474,522.13

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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.