Home / 735,529.80-1,103,294.70-262,230.60

Finding the Fourth Proportional to 735,529.80, 1,103,294.70 and 262,230.60

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Solution

The fourth proportional to 735,529.80, 1,103,294.70 and 262,230.60 is: 393,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,529.80 : 1,103,294.70 = 262,230.60 : x
  2. Step 2: Convert to fraction form
    735,529.80/1,103,294.70 = 262,230.60/x
  3. Step 3: Cross multiply
    735,529.80x = 1,103,294.70 × 262,230.60
  4. Step 4: Simplify right side
    735,529.80x = 289,317,631,157.82
  5. Step 5: Solve for x
    x = 289,317,631,157.82/735,529.80
  6. Step 6: Final answer
    x = 393,345.90

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Double scale
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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.