Home / 782,631.86-1,173,890.36-250,009.88

Finding the Fourth Proportional to 782,631.86, 1,173,890.36 and 250,009.88

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Solution

The fourth proportional to 782,631.86, 1,173,890.36 and 250,009.88 is: 374,996.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,631.86 : 1,173,890.36 = 250,009.88 : x
  2. Step 2: Convert to fraction form
    782,631.86/1,173,890.36 = 250,009.88/x
  3. Step 3: Cross multiply
    782,631.86x = 1,173,890.36 × 250,009.88
  4. Step 4: Simplify right side
    782,631.86x = 293,484,182,792.33
  5. Step 5: Solve for x
    x = 293,484,182,792.33/782,631.86
  6. Step 6: Final answer
    x = 374,996.47

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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.