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Finding the Fourth Proportional to 456,577.96, 630,065.46 and 252,623.56

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Solution

The fourth proportional to 456,577.96, 630,065.46 and 252,623.56 is: 348,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,577.96 : 630,065.46 = 252,623.56 : x
  2. Step 2: Convert to fraction form
    456,577.96/630,065.46 = 252,623.56/x
  3. Step 3: Cross multiply
    456,577.96x = 630,065.46 × 252,623.56
  4. Step 4: Simplify right side
    456,577.96x = 159,169,379,538.24
  5. Step 5: Solve for x
    x = 159,169,379,538.24/456,577.96
  6. Step 6: Final answer
    x = 348,613.80

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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.