Home / 1,138,939.50-1,707,762.30-464,230.56

Finding the Fourth Proportional to 1,138,939.50, 1,707,762.30 and 464,230.56

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Solution

The fourth proportional to 1,138,939.50, 1,707,762.30 and 464,230.56 is: 696,082.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,939.50 : 1,707,762.30 = 464,230.56 : x
  2. Step 2: Convert to fraction form
    1,138,939.50/1,707,762.30 = 464,230.56/x
  3. Step 3: Cross multiply
    1,138,939.50x = 1,707,762.30 × 464,230.56
  4. Step 4: Simplify right side
    1,138,939.50x = 792,795,448,875.89
  5. Step 5: Solve for x
    x = 792,795,448,875.89/1,138,939.50
  6. Step 6: Final answer
    x = 696,082.14

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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.