Home / 472,935.48-652,645.58-258,079.20

Finding the Fourth Proportional to 472,935.48, 652,645.58 and 258,079.20

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Solution

The fourth proportional to 472,935.48, 652,645.58 and 258,079.20 is: 356,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,935.48 : 652,645.58 = 258,079.20 : x
  2. Step 2: Convert to fraction form
    472,935.48/652,645.58 = 258,079.20/x
  3. Step 3: Cross multiply
    472,935.48x = 652,645.58 × 258,079.20
  4. Step 4: Simplify right side
    472,935.48x = 168,434,249,169.94
  5. Step 5: Solve for x
    x = 168,434,249,169.94/472,935.48
  6. Step 6: Final answer
    x = 356,146.36

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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.