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Finding the Fourth Proportional to 650,522.40, 975,929.40 and 251,127.60

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Solution

The fourth proportional to 650,522.40, 975,929.40 and 251,127.60 is: 376,747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,522.40 : 975,929.40 = 251,127.60 : x
  2. Step 2: Convert to fraction form
    650,522.40/975,929.40 = 251,127.60/x
  3. Step 3: Cross multiply
    650,522.40x = 975,929.40 × 251,127.60
  4. Step 4: Simplify right side
    650,522.40x = 245,082,807,991.44
  5. Step 5: Solve for x
    x = 245,082,807,991.44/650,522.40
  6. Step 6: Final answer
    x = 376,747.68

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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.