Home / 434,846.20-652,269.30-210,314.20

Finding the Fourth Proportional to 434,846.20, 652,269.30 and 210,314.20

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Solution

The fourth proportional to 434,846.20, 652,269.30 and 210,314.20 is: 315,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,846.20 : 652,269.30 = 210,314.20 : x
  2. Step 2: Convert to fraction form
    434,846.20/652,269.30 = 210,314.20/x
  3. Step 3: Cross multiply
    434,846.20x = 652,269.30 × 210,314.20
  4. Step 4: Simplify right side
    434,846.20x = 137,181,496,014.06
  5. Step 5: Solve for x
    x = 137,181,496,014.06/434,846.20
  6. Step 6: Final answer
    x = 315,471.30

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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.