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Finding the Fourth Proportional to 554,473.38, 831,740.33 and 175,365.81

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Solution

The fourth proportional to 554,473.38, 831,740.33 and 175,365.81 is: 263,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,473.38 : 831,740.33 = 175,365.81 : x
  2. Step 2: Convert to fraction form
    554,473.38/831,740.33 = 175,365.81/x
  3. Step 3: Cross multiply
    554,473.38x = 831,740.33 × 175,365.81
  4. Step 4: Simplify right side
    554,473.38x = 145,858,819,197.88
  5. Step 5: Solve for x
    x = 145,858,819,197.88/554,473.38
  6. Step 6: Final answer
    x = 263,058.29

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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.