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Finding the Fourth Proportional to 499,026.30, 748,539.45 and 233,305.80

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Solution

The fourth proportional to 499,026.30, 748,539.45 and 233,305.80 is: 349,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,026.30 : 748,539.45 = 233,305.80 : x
  2. Step 2: Convert to fraction form
    499,026.30/748,539.45 = 233,305.80/x
  3. Step 3: Cross multiply
    499,026.30x = 748,539.45 × 233,305.80
  4. Step 4: Simplify right side
    499,026.30x = 174,638,595,213.81
  5. Step 5: Solve for x
    x = 174,638,595,213.81/499,026.30
  6. Step 6: Final answer
    x = 349,958.70

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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.