Home / 377,045.74-520,333.19-204,975.23

Finding the Fourth Proportional to 377,045.74, 520,333.19 and 204,975.23

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Solution

The fourth proportional to 377,045.74, 520,333.19 and 204,975.23 is: 282,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,045.74 : 520,333.19 = 204,975.23 : x
  2. Step 2: Convert to fraction form
    377,045.74/520,333.19 = 204,975.23/x
  3. Step 3: Cross multiply
    377,045.74x = 520,333.19 × 204,975.23
  4. Step 4: Simplify right side
    377,045.74x = 106,655,415,296.88
  5. Step 5: Solve for x
    x = 106,655,415,296.88/377,045.74
  6. Step 6: Final answer
    x = 282,871.29

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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.