Home / 754,606.59-1,131,577.70-399,537.56

Finding the Fourth Proportional to 754,606.59, 1,131,577.70 and 399,537.56

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Solution

The fourth proportional to 754,606.59, 1,131,577.70 and 399,537.56 is: 599,130.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,606.59 : 1,131,577.70 = 399,537.56 : x
  2. Step 2: Convert to fraction form
    754,606.59/1,131,577.70 = 399,537.56/x
  3. Step 3: Cross multiply
    754,606.59x = 1,131,577.70 × 399,537.56
  4. Step 4: Simplify right side
    754,606.59x = 452,107,785,552.84
  5. Step 5: Solve for x
    x = 452,107,785,552.84/754,606.59
  6. Step 6: Final answer
    x = 599,130.45

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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.