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Finding the Fourth Proportional to 356,050.58, 534,259.95 and 156,511.06

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Solution

The fourth proportional to 356,050.58, 534,259.95 and 156,511.06 is: 234,847.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,050.58 : 534,259.95 = 156,511.06 : x
  2. Step 2: Convert to fraction form
    356,050.58/534,259.95 = 156,511.06/x
  3. Step 3: Cross multiply
    356,050.58x = 534,259.95 × 156,511.06
  4. Step 4: Simplify right side
    356,050.58x = 83,617,591,090.05
  5. Step 5: Solve for x
    x = 83,617,591,090.05/356,050.58
  6. Step 6: Final answer
    x = 234,847.51

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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.