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Finding the Fourth Proportional to 610,700.48, 842,771.27 and 335,056.46

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Solution

The fourth proportional to 610,700.48, 842,771.27 and 335,056.46 is: 462,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,700.48 : 842,771.27 = 335,056.46 : x
  2. Step 2: Convert to fraction form
    610,700.48/842,771.27 = 335,056.46/x
  3. Step 3: Cross multiply
    610,700.48x = 842,771.27 × 335,056.46
  4. Step 4: Simplify right side
    610,700.48x = 282,375,958,315.90
  5. Step 5: Solve for x
    x = 282,375,958,315.90/610,700.48
  6. Step 6: Final answer
    x = 462,380.44

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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.