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Finding the Fourth Proportional to 519,302.00, 778,875.03 and 164,269.88

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Solution

The fourth proportional to 519,302.00, 778,875.03 and 164,269.88 is: 246,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,302.00 : 778,875.03 = 164,269.88 : x
  2. Step 2: Convert to fraction form
    519,302.00/778,875.03 = 164,269.88/x
  3. Step 3: Cross multiply
    519,302.00x = 778,875.03 × 164,269.88
  4. Step 4: Simplify right side
    519,302.00x = 127,945,703,818.72
  5. Step 5: Solve for x
    x = 127,945,703,818.72/519,302.00
  6. Step 6: Final answer
    x = 246,380.15

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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.