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Finding the Fourth Proportional to 539,001.06, 808,337.16 and 223,383.78

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Solution

The fourth proportional to 539,001.06, 808,337.16 and 223,383.78 is: 335,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,001.06 : 808,337.16 = 223,383.78 : x
  2. Step 2: Convert to fraction form
    539,001.06/808,337.16 = 223,383.78/x
  3. Step 3: Cross multiply
    539,001.06x = 808,337.16 × 223,383.78
  4. Step 4: Simplify right side
    539,001.06x = 180,569,410,315.27
  5. Step 5: Solve for x
    x = 180,569,410,315.27/539,001.06
  6. Step 6: Final answer
    x = 335,007.52

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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.