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Finding the Fourth Proportional to 300,468.59, 450,054.90 and 282,803.07

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Solution

The fourth proportional to 300,468.59, 450,054.90 and 282,803.07 is: 423,594.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,468.59 : 450,054.90 = 282,803.07 : x
  2. Step 2: Convert to fraction form
    300,468.59/450,054.90 = 282,803.07/x
  3. Step 3: Cross multiply
    300,468.59x = 450,054.90 × 282,803.07
  4. Step 4: Simplify right side
    300,468.59x = 127,276,907,388.54
  5. Step 5: Solve for x
    x = 127,276,907,388.54/300,468.59
  6. Step 6: Final answer
    x = 423,594.72

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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.