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Finding the Fourth Proportional to 472,902.98, 652,621.86 and 258,054.83

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Solution

The fourth proportional to 472,902.98, 652,621.86 and 258,054.83 is: 356,124.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,902.98 : 652,621.86 = 258,054.83 : x
  2. Step 2: Convert to fraction form
    472,902.98/652,621.86 = 258,054.83/x
  3. Step 3: Cross multiply
    472,902.98x = 652,621.86 × 258,054.83
  4. Step 4: Simplify right side
    472,902.98x = 168,412,225,991.80
  5. Step 5: Solve for x
    x = 168,412,225,991.80/472,902.98
  6. Step 6: Final answer
    x = 356,124.26

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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.