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Finding the Fourth Proportional to 650,356.40, 975,704.70 and 251,010.20

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Solution

The fourth proportional to 650,356.40, 975,704.70 and 251,010.20 is: 376,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,356.40 : 975,704.70 = 251,010.20 : x
  2. Step 2: Convert to fraction form
    650,356.40/975,704.70 = 251,010.20/x
  3. Step 3: Cross multiply
    650,356.40x = 975,704.70 × 251,010.20
  4. Step 4: Simplify right side
    650,356.40x = 244,911,831,887.94
  5. Step 5: Solve for x
    x = 244,911,831,887.94/650,356.40
  6. Step 6: Final answer
    x = 376,580.95

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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.