Home / 472,935.45-652,664.77-258,089.36

Finding the Fourth Proportional to 472,935.45, 652,664.77 and 258,089.36

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Solution

The fourth proportional to 472,935.45, 652,664.77 and 258,089.36 is: 356,170.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,935.45 : 652,664.77 = 258,089.36 : x
  2. Step 2: Convert to fraction form
    472,935.45/652,664.77 = 258,089.36/x
  3. Step 3: Cross multiply
    472,935.45x = 652,664.77 × 258,089.36
  4. Step 4: Simplify right side
    472,935.45x = 168,445,832,783.85
  5. Step 5: Solve for x
    x = 168,445,832,783.85/472,935.45
  6. Step 6: Final answer
    x = 356,170.87

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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.