Home / 473,163.72-652,977.12-258,305.40

Finding the Fourth Proportional to 473,163.72, 652,977.12 and 258,305.40

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Solution

The fourth proportional to 473,163.72, 652,977.12 and 258,305.40 is: 356,467.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,163.72 : 652,977.12 = 258,305.40 : x
  2. Step 2: Convert to fraction form
    473,163.72/652,977.12 = 258,305.40/x
  3. Step 3: Cross multiply
    473,163.72x = 652,977.12 × 258,305.40
  4. Step 4: Simplify right side
    473,163.72x = 168,667,516,172.45
  5. Step 5: Solve for x
    x = 168,667,516,172.45/473,163.72
  6. Step 6: Final answer
    x = 356,467.56

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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.