Home / 406,833,942.75-561,450,029.49-230,625,362.58

Finding the Fourth Proportional to 406,833,942.75, 561,450,029.49 and 230,625,362.58

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Solution

The fourth proportional to 406,833,942.75, 561,450,029.49 and 230,625,362.58 is: 318,273,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,833,942.75 : 561,450,029.49 = 230,625,362.58 : x
  2. Step 2: Convert to fraction form
    406,833,942.75/561,450,029.49 = 230,625,362.58/x
  3. Step 3: Cross multiply
    406,833,942.75x = 561,450,029.49 × 230,625,362.58
  4. Step 4: Simplify right side
    406,833,942.75x = 129,484,616,621,682,960
  5. Step 5: Solve for x
    x = 129,484,616,621,682,960/406,833,942.75
  6. Step 6: Final answer
    x = 318,273,877.90

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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.