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Finding the Fourth Proportional to 637,792.61, 880,124.63 and 365,843.39

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Solution

The fourth proportional to 637,792.61, 880,124.63 and 365,843.39 is: 504,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,792.61 : 880,124.63 = 365,843.39 : x
  2. Step 2: Convert to fraction form
    637,792.61/880,124.63 = 365,843.39/x
  3. Step 3: Cross multiply
    637,792.61x = 880,124.63 × 365,843.39
  4. Step 4: Simplify right side
    637,792.61x = 321,987,772,031.86
  5. Step 5: Solve for x
    x = 321,987,772,031.86/637,792.61
  6. Step 6: Final answer
    x = 504,847.14

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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.