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Finding the Fourth Proportional to 562,324.44, 776,006.82 and 307,676.64

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Solution

The fourth proportional to 562,324.44, 776,006.82 and 307,676.64 is: 424,593.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,324.44 : 776,006.82 = 307,676.64 : x
  2. Step 2: Convert to fraction form
    562,324.44/776,006.82 = 307,676.64/x
  3. Step 3: Cross multiply
    562,324.44x = 776,006.82 × 307,676.64
  4. Step 4: Simplify right side
    562,324.44x = 238,759,170,994.69
  5. Step 5: Solve for x
    x = 238,759,170,994.69/562,324.44
  6. Step 6: Final answer
    x = 424,593.27

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1.5x scale

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.