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Finding the Fourth Proportional to 467,551.20, 699,577.20 and 310,087.20

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Solution

The fourth proportional to 467,551.20, 699,577.20 and 310,087.20 is: 463,970.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,551.20 : 699,577.20 = 310,087.20 : x
  2. Step 2: Convert to fraction form
    467,551.20/699,577.20 = 310,087.20/x
  3. Step 3: Cross multiply
    467,551.20x = 699,577.20 × 310,087.20
  4. Step 4: Simplify right side
    467,551.20x = 216,929,935,131.84
  5. Step 5: Solve for x
    x = 216,929,935,131.84/467,551.20
  6. Step 6: Final answer
    x = 463,970.44

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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.