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Finding the Fourth Proportional to 582,975.48, 874,463.40 and 450,049.80

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Solution

The fourth proportional to 582,975.48, 874,463.40 and 450,049.80 is: 675,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,975.48 : 874,463.40 = 450,049.80 : x
  2. Step 2: Convert to fraction form
    582,975.48/874,463.40 = 450,049.80/x
  3. Step 3: Cross multiply
    582,975.48x = 874,463.40 × 450,049.80
  4. Step 4: Simplify right side
    582,975.48x = 393,552,078,277.32
  5. Step 5: Solve for x
    x = 393,552,078,277.32/582,975.48
  6. Step 6: Final answer
    x = 675,074.84

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Double scale
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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.