Home / 753,006.46-1,129,663.29-254,359.42

Finding the Fourth Proportional to 753,006.46, 1,129,663.29 and 254,359.42

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Solution

The fourth proportional to 753,006.46, 1,129,663.29 and 254,359.42 is: 381,591.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,006.46 : 1,129,663.29 = 254,359.42 : x
  2. Step 2: Convert to fraction form
    753,006.46/1,129,663.29 = 254,359.42/x
  3. Step 3: Cross multiply
    753,006.46x = 1,129,663.29 × 254,359.42
  4. Step 4: Simplify right side
    753,006.46x = 287,340,499,239.69
  5. Step 5: Solve for x
    x = 287,340,499,239.69/753,006.46
  6. Step 6: Final answer
    x = 381,591.01

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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.