Home / 776,608.56-1,071,469.62-437,011.20

Finding the Fourth Proportional to 776,608.56, 1,071,469.62 and 437,011.20

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Solution

The fourth proportional to 776,608.56, 1,071,469.62 and 437,011.20 is: 602,934.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,608.56 : 1,071,469.62 = 437,011.20 : x
  2. Step 2: Convert to fraction form
    776,608.56/1,071,469.62 = 437,011.20/x
  3. Step 3: Cross multiply
    776,608.56x = 1,071,469.62 × 437,011.20
  4. Step 4: Simplify right side
    776,608.56x = 468,244,224,399.74
  5. Step 5: Solve for x
    x = 468,244,224,399.74/776,608.56
  6. Step 6: Final answer
    x = 602,934.67

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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.