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Finding the Fourth Proportional to 533,997.80, 801,127.94 and 160,020.80

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Solution

The fourth proportional to 533,997.80, 801,127.94 and 160,020.80 is: 240,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,997.80 : 801,127.94 = 160,020.80 : x
  2. Step 2: Convert to fraction form
    533,997.80/801,127.94 = 160,020.80/x
  3. Step 3: Cross multiply
    533,997.80x = 801,127.94 × 160,020.80
  4. Step 4: Simplify right side
    533,997.80x = 128,197,129,055.41
  5. Step 5: Solve for x
    x = 128,197,129,055.41/533,997.80
  6. Step 6: Final answer
    x = 240,070.52

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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.