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Finding the Fourth Proportional to 528,427.35, 792,784.11 and 376,816.02

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Solution

The fourth proportional to 528,427.35, 792,784.11 and 376,816.02 is: 565,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,427.35 : 792,784.11 = 376,816.02 : x
  2. Step 2: Convert to fraction form
    528,427.35/792,784.11 = 376,816.02/x
  3. Step 3: Cross multiply
    528,427.35x = 792,784.11 × 376,816.02
  4. Step 4: Simplify right side
    528,427.35x = 298,733,753,049.44
  5. Step 5: Solve for x
    x = 298,733,753,049.44/528,427.35
  6. Step 6: Final answer
    x = 565,326.06

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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.