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Finding the Fourth Proportional to 472,960.44, 652,699.26 and 258,114.35

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Solution

The fourth proportional to 472,960.44, 652,699.26 and 258,114.35 is: 356,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,960.44 : 652,699.26 = 258,114.35 : x
  2. Step 2: Convert to fraction form
    472,960.44/652,699.26 = 258,114.35/x
  3. Step 3: Cross multiply
    472,960.44x = 652,699.26 × 258,114.35
  4. Step 4: Simplify right side
    472,960.44x = 168,471,041,976.89
  5. Step 5: Solve for x
    x = 168,471,041,976.89/472,960.44
  6. Step 6: Final answer
    x = 356,205.36

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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.