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Finding the Fourth Proportional to 365,866.68, 548,783.54 and 152,546.70

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Solution

The fourth proportional to 365,866.68, 548,783.54 and 152,546.70 is: 228,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,866.68 : 548,783.54 = 152,546.70 : x
  2. Step 2: Convert to fraction form
    365,866.68/548,783.54 = 152,546.70/x
  3. Step 3: Cross multiply
    365,866.68x = 548,783.54 × 152,546.70
  4. Step 4: Simplify right side
    365,866.68x = 83,715,118,041.32
  5. Step 5: Solve for x
    x = 83,715,118,041.32/365,866.68
  6. Step 6: Final answer
    x = 228,813.18

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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.