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Finding the Fourth Proportional to 445,507.32, 614,551.95 and 264,044.64

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Solution

The fourth proportional to 445,507.32, 614,551.95 and 264,044.64 is: 364,234.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,507.32 : 614,551.95 = 264,044.64 : x
  2. Step 2: Convert to fraction form
    445,507.32/614,551.95 = 264,044.64/x
  3. Step 3: Cross multiply
    445,507.32x = 614,551.95 × 264,044.64
  4. Step 4: Simplify right side
    445,507.32x = 162,269,148,399.05
  5. Step 5: Solve for x
    x = 162,269,148,399.05/445,507.32
  6. Step 6: Final answer
    x = 364,234.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.