Home / 472,935.10-652,645.07-258,078.82

Finding the Fourth Proportional to 472,935.10, 652,645.07 and 258,078.82

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Solution

The fourth proportional to 472,935.10, 652,645.07 and 258,078.82 is: 356,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,935.10 : 652,645.07 = 258,078.82 : x
  2. Step 2: Convert to fraction form
    472,935.10/652,645.07 = 258,078.82/x
  3. Step 3: Cross multiply
    472,935.10x = 652,645.07 × 258,078.82
  4. Step 4: Simplify right side
    472,935.10x = 168,433,868,254.02
  5. Step 5: Solve for x
    x = 168,433,868,254.02/472,935.10
  6. Step 6: Final answer
    x = 356,145.84

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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.