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Finding the Fourth Proportional to 535,248, 803,183.04 and 239,760

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Solution

The fourth proportional to 535,248, 803,183.04 and 239,760 is: 359,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,248 : 803,183.04 = 239,760 : x
  2. Step 2: Convert to fraction form
    535,248/803,183.04 = 239,760/x
  3. Step 3: Cross multiply
    535,248x = 803,183.04 × 239,760
  4. Step 4: Simplify right side
    535,248x = 192,571,165,670.40
  5. Step 5: Solve for x
    x = 192,571,165,670.40/535,248
  6. Step 6: Final answer
    x = 359,779.33

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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.