Home / 754,495.56-1,041,183.72-427,868.46

Finding the Fourth Proportional to 754,495.56, 1,041,183.72 and 427,868.46

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Solution

The fourth proportional to 754,495.56, 1,041,183.72 and 427,868.46 is: 590,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,495.56 : 1,041,183.72 = 427,868.46 : x
  2. Step 2: Convert to fraction form
    754,495.56/1,041,183.72 = 427,868.46/x
  3. Step 3: Cross multiply
    754,495.56x = 1,041,183.72 × 427,868.46
  4. Step 4: Simplify right side
    754,495.56x = 445,489,674,853.47
  5. Step 5: Solve for x
    x = 445,489,674,853.47/754,495.56
  6. Step 6: Final answer
    x = 590,447.05

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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.