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Finding the Fourth Proportional to 603,462.96, 832,779.23 and 331,548.39

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Solution

The fourth proportional to 603,462.96, 832,779.23 and 331,548.39 is: 457,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,462.96 : 832,779.23 = 331,548.39 : x
  2. Step 2: Convert to fraction form
    603,462.96/832,779.23 = 331,548.39/x
  3. Step 3: Cross multiply
    603,462.96x = 832,779.23 × 331,548.39
  4. Step 4: Simplify right side
    603,462.96x = 276,106,611,274.20
  5. Step 5: Solve for x
    x = 276,106,611,274.20/603,462.96
  6. Step 6: Final answer
    x = 457,536.97

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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.