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Finding the Fourth Proportional to 303,424.40, 452,829.41 and 269,795.03

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Solution

The fourth proportional to 303,424.40, 452,829.41 and 269,795.03 is: 402,641.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,424.40 : 452,829.41 = 269,795.03 : x
  2. Step 2: Convert to fraction form
    303,424.40/452,829.41 = 269,795.03/x
  3. Step 3: Cross multiply
    303,424.40x = 452,829.41 × 269,795.03
  4. Step 4: Simplify right side
    303,424.40x = 122,171,122,666.17
  5. Step 5: Solve for x
    x = 122,171,122,666.17/303,424.40
  6. Step 6: Final answer
    x = 402,641.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.