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Finding the Fourth Proportional to 463,579.37, 695,606.37 and 220,695.32

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Solution

The fourth proportional to 463,579.37, 695,606.37 and 220,695.32 is: 331,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,579.37 : 695,606.37 = 220,695.32 : x
  2. Step 2: Convert to fraction form
    463,579.37/695,606.37 = 220,695.32/x
  3. Step 3: Cross multiply
    463,579.37x = 695,606.37 × 220,695.32
  4. Step 4: Simplify right side
    463,579.37x = 153,517,070,421.19
  5. Step 5: Solve for x
    x = 153,517,070,421.19/463,579.37
  6. Step 6: Final answer
    x = 331,155.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.