Home / 823,557.83-1,235,549.72-482,289.47

Finding the Fourth Proportional to 823,557.83, 1,235,549.72 and 482,289.47

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Solution

The fourth proportional to 823,557.83, 1,235,549.72 and 482,289.47 is: 723,558.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,557.83 : 1,235,549.72 = 482,289.47 : x
  2. Step 2: Convert to fraction form
    823,557.83/1,235,549.72 = 482,289.47/x
  3. Step 3: Cross multiply
    823,557.83x = 1,235,549.72 × 482,289.47
  4. Step 4: Simplify right side
    823,557.83x = 595,892,623,912.05
  5. Step 5: Solve for x
    x = 595,892,623,912.05/823,557.83
  6. Step 6: Final answer
    x = 723,558.93

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Double scale
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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.