Home / 682,754.70-1,024,132.05-470,178.30

Finding the Fourth Proportional to 682,754.70, 1,024,132.05 and 470,178.30

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Solution

The fourth proportional to 682,754.70, 1,024,132.05 and 470,178.30 is: 705,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,754.70 : 1,024,132.05 = 470,178.30 : x
  2. Step 2: Convert to fraction form
    682,754.70/1,024,132.05 = 470,178.30/x
  3. Step 3: Cross multiply
    682,754.70x = 1,024,132.05 × 470,178.30
  4. Step 4: Simplify right side
    682,754.70x = 481,524,666,244.52
  5. Step 5: Solve for x
    x = 481,524,666,244.52/682,754.70
  6. Step 6: Final answer
    x = 705,267.45

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Similar ratio
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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.