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Finding the Fourth Proportional to 367,770.44, 507,544.89 and 276,966.20

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Solution

The fourth proportional to 367,770.44, 507,544.89 and 276,966.20 is: 382,229.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,770.44 : 507,544.89 = 276,966.20 : x
  2. Step 2: Convert to fraction form
    367,770.44/507,544.89 = 276,966.20/x
  3. Step 3: Cross multiply
    367,770.44x = 507,544.89 × 276,966.20
  4. Step 4: Simplify right side
    367,770.44x = 140,572,779,742.96
  5. Step 5: Solve for x
    x = 140,572,779,742.96/367,770.44
  6. Step 6: Final answer
    x = 382,229.68

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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.