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Finding the Fourth Proportional to 582,976.48, 874,464.90 and 450,050.80

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Solution

The fourth proportional to 582,976.48, 874,464.90 and 450,050.80 is: 675,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,976.48 : 874,464.90 = 450,050.80 : x
  2. Step 2: Convert to fraction form
    582,976.48/874,464.90 = 450,050.80/x
  3. Step 3: Cross multiply
    582,976.48x = 874,464.90 × 450,050.80
  4. Step 4: Simplify right side
    582,976.48x = 393,553,627,816.92
  5. Step 5: Solve for x
    x = 393,553,627,816.92/582,976.48
  6. Step 6: Final answer
    x = 675,076.34

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Double scale
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Similar ratio
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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.