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Finding the Fourth Proportional to 603,014.76, 832,171.32 and 331,108.29

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Solution

The fourth proportional to 603,014.76, 832,171.32 and 331,108.29 is: 456,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,014.76 : 832,171.32 = 331,108.29 : x
  2. Step 2: Convert to fraction form
    603,014.76/832,171.32 = 331,108.29/x
  3. Step 3: Cross multiply
    603,014.76x = 832,171.32 × 331,108.29
  4. Step 4: Simplify right side
    603,014.76x = 275,538,822,752.24
  5. Step 5: Solve for x
    x = 275,538,822,752.24/603,014.76
  6. Step 6: Final answer
    x = 456,935.45

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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.