Home / 776,984.03-1,072,287.24-471,089.70

Finding the Fourth Proportional to 776,984.03, 1,072,287.24 and 471,089.70

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Solution

The fourth proportional to 776,984.03, 1,072,287.24 and 471,089.70 is: 650,133.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,984.03 : 1,072,287.24 = 471,089.70 : x
  2. Step 2: Convert to fraction form
    776,984.03/1,072,287.24 = 471,089.70/x
  3. Step 3: Cross multiply
    776,984.03x = 1,072,287.24 × 471,089.70
  4. Step 4: Simplify right side
    776,984.03x = 505,143,474,205.43
  5. Step 5: Solve for x
    x = 505,143,474,205.43/776,984.03
  6. Step 6: Final answer
    x = 650,133.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.