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Finding the Fourth Proportional to 556,481.99, 834,737.34 and 151,677.51

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Solution

The fourth proportional to 556,481.99, 834,737.34 and 151,677.51 is: 227,520.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,481.99 : 834,737.34 = 151,677.51 : x
  2. Step 2: Convert to fraction form
    556,481.99/834,737.34 = 151,677.51/x
  3. Step 3: Cross multiply
    556,481.99x = 834,737.34 × 151,677.51
  4. Step 4: Simplify right side
    556,481.99x = 126,610,881,235.22
  5. Step 5: Solve for x
    x = 126,610,881,235.22/556,481.99
  6. Step 6: Final answer
    x = 227,520.18

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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.