Home / 684,181.80-1,026,491.40-235,190.70

Finding the Fourth Proportional to 684,181.80, 1,026,491.40 and 235,190.70

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Solution

The fourth proportional to 684,181.80, 1,026,491.40 and 235,190.70 is: 352,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,181.80 : 1,026,491.40 = 235,190.70 : x
  2. Step 2: Convert to fraction form
    684,181.80/1,026,491.40 = 235,190.70/x
  3. Step 3: Cross multiply
    684,181.80x = 1,026,491.40 × 235,190.70
  4. Step 4: Simplify right side
    684,181.80x = 241,421,230,909.98
  5. Step 5: Solve for x
    x = 241,421,230,909.98/684,181.80
  6. Step 6: Final answer
    x = 352,861.23

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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.