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Finding the Fourth Proportional to 456,860.73, 630,475.25 and 250,125.64

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Solution

The fourth proportional to 456,860.73, 630,475.25 and 250,125.64 is: 345,177.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,860.73 : 630,475.25 = 250,125.64 : x
  2. Step 2: Convert to fraction form
    456,860.73/630,475.25 = 250,125.64/x
  3. Step 3: Cross multiply
    456,860.73x = 630,475.25 × 250,125.64
  4. Step 4: Simplify right side
    456,860.73x = 157,698,025,410.41
  5. Step 5: Solve for x
    x = 157,698,025,410.41/456,860.73
  6. Step 6: Final answer
    x = 345,177.46

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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.