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Finding the Fourth Proportional to 446,568.35, 616,271.31 and 242,623.31

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Solution

The fourth proportional to 446,568.35, 616,271.31 and 242,623.31 is: 334,823.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,568.35 : 616,271.31 = 242,623.31 : x
  2. Step 2: Convert to fraction form
    446,568.35/616,271.31 = 242,623.31/x
  3. Step 3: Cross multiply
    446,568.35x = 616,271.31 × 242,623.31
  4. Step 4: Simplify right side
    446,568.35x = 149,521,782,008.88
  5. Step 5: Solve for x
    x = 149,521,782,008.88/446,568.35
  6. Step 6: Final answer
    x = 334,823.96

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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.