Home / 544,031.40-816,176.70-263,317.80

Finding the Fourth Proportional to 544,031.40, 816,176.70 and 263,317.80

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Solution

The fourth proportional to 544,031.40, 816,176.70 and 263,317.80 is: 395,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,031.40 : 816,176.70 = 263,317.80 : x
  2. Step 2: Convert to fraction form
    544,031.40/816,176.70 = 263,317.80/x
  3. Step 3: Cross multiply
    544,031.40x = 816,176.70 × 263,317.80
  4. Step 4: Simplify right side
    544,031.40x = 214,913,853,055.26
  5. Step 5: Solve for x
    x = 214,913,853,055.26/544,031.40
  6. Step 6: Final answer
    x = 395,039.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.