Home / 446,426.11-616,072.51-242,481

Finding the Fourth Proportional to 446,426.11, 616,072.51 and 242,481

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Solution

The fourth proportional to 446,426.11, 616,072.51 and 242,481 is: 334,626.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,426.11 : 616,072.51 = 242,481 : x
  2. Step 2: Convert to fraction form
    446,426.11/616,072.51 = 242,481/x
  3. Step 3: Cross multiply
    446,426.11x = 616,072.51 × 242,481
  4. Step 4: Simplify right side
    446,426.11x = 149,385,878,297.31
  5. Step 5: Solve for x
    x = 149,385,878,297.31/446,426.11
  6. Step 6: Final answer
    x = 334,626.21

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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.