Home / 562,285.22-775,972.96-307,636.41

Finding the Fourth Proportional to 562,285.22, 775,972.96 and 307,636.41

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Solution

The fourth proportional to 562,285.22, 775,972.96 and 307,636.41 is: 424,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,285.22 : 775,972.96 = 307,636.41 : x
  2. Step 2: Convert to fraction form
    562,285.22/775,972.96 = 307,636.41/x
  3. Step 3: Cross multiply
    562,285.22x = 775,972.96 × 307,636.41
  4. Step 4: Simplify right side
    562,285.22x = 238,717,535,671.47
  5. Step 5: Solve for x
    x = 238,717,535,671.47/562,285.22
  6. Step 6: Final answer
    x = 424,548.84

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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.