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Finding the Fourth Proportional to 564,108.80, 846,163.20 and 190,092.80

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Solution

The fourth proportional to 564,108.80, 846,163.20 and 190,092.80 is: 285,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,108.80 : 846,163.20 = 190,092.80 : x
  2. Step 2: Convert to fraction form
    564,108.80/846,163.20 = 190,092.80/x
  3. Step 3: Cross multiply
    564,108.80x = 846,163.20 × 190,092.80
  4. Step 4: Simplify right side
    564,108.80x = 160,849,531,944.96
  5. Step 5: Solve for x
    x = 160,849,531,944.96/564,108.80
  6. Step 6: Final answer
    x = 285,139.20

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1.5x scale

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.