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Finding the Fourth Proportional to 492,192, 737,783.64 and 373,612.32

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Solution

The fourth proportional to 492,192, 737,783.64 and 373,612.32 is: 560,035.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,192 : 737,783.64 = 373,612.32 : x
  2. Step 2: Convert to fraction form
    492,192/737,783.64 = 373,612.32/x
  3. Step 3: Cross multiply
    492,192x = 737,783.64 × 373,612.32
  4. Step 4: Simplify right side
    492,192x = 275,645,057,398.45
  5. Step 5: Solve for x
    x = 275,645,057,398.45/492,192
  6. Step 6: Final answer
    x = 560,035.63

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1.5x scale

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.