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Finding the Fourth Proportional to 564,552.96, 778,954.56 and 334,991.76

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Solution

The fourth proportional to 564,552.96, 778,954.56 and 334,991.76 is: 462,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,552.96 : 778,954.56 = 334,991.76 : x
  2. Step 2: Convert to fraction form
    564,552.96/778,954.56 = 334,991.76/x
  3. Step 3: Cross multiply
    564,552.96x = 778,954.56 × 334,991.76
  4. Step 4: Simplify right side
    564,552.96x = 260,943,359,014.43
  5. Step 5: Solve for x
    x = 260,943,359,014.43/564,552.96
  6. Step 6: Final answer
    x = 462,212.37

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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.