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Finding the Fourth Proportional to 695,260.50, 959,459.49 and 377,308.50

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Solution

The fourth proportional to 695,260.50, 959,459.49 and 377,308.50 is: 520,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,260.50 : 959,459.49 = 377,308.50 : x
  2. Step 2: Convert to fraction form
    695,260.50/959,459.49 = 377,308.50/x
  3. Step 3: Cross multiply
    695,260.50x = 959,459.49 × 377,308.50
  4. Step 4: Simplify right side
    695,260.50x = 362,012,220,982.67
  5. Step 5: Solve for x
    x = 362,012,220,982.67/695,260.50
  6. Step 6: Final answer
    x = 520,685.73

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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.