Home / 749,760.46-1,124,639.79-244,320.64

Finding the Fourth Proportional to 749,760.46, 1,124,639.79 and 244,320.64

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Solution

The fourth proportional to 749,760.46, 1,124,639.79 and 244,320.64 is: 366,480.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,760.46 : 1,124,639.79 = 244,320.64 : x
  2. Step 2: Convert to fraction form
    749,760.46/1,124,639.79 = 244,320.64/x
  3. Step 3: Cross multiply
    749,760.46x = 1,124,639.79 × 244,320.64
  4. Step 4: Simplify right side
    749,760.46x = 274,772,713,262.27
  5. Step 5: Solve for x
    x = 274,772,713,262.27/749,760.46
  6. Step 6: Final answer
    x = 366,480.67

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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.