Home / 472,975.36-652,705.82-258,115.42

Finding the Fourth Proportional to 472,975.36, 652,705.82 and 258,115.42

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Solution

The fourth proportional to 472,975.36, 652,705.82 and 258,115.42 is: 356,199.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,975.36 : 652,705.82 = 258,115.42 : x
  2. Step 2: Convert to fraction form
    472,975.36/652,705.82 = 258,115.42/x
  3. Step 3: Cross multiply
    472,975.36x = 652,705.82 × 258,115.42
  4. Step 4: Simplify right side
    472,975.36x = 168,473,435,575.17
  5. Step 5: Solve for x
    x = 168,473,435,575.17/472,975.36
  6. Step 6: Final answer
    x = 356,199.18

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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.